CVE-2023-0838 (GCVE-0-2023-0838)
Vulnerability from cvelistv5 – Published: 2023-04-05 00:00 – Updated: 2025-02-10 20:59
VLAI
EPSS
VEX
Summary
An issue has been discovered in GitLab affecting versions starting from 15.1 before 15.8.5, 15.9 before 15.9.4, and 15.10 before 15.10.1. A maintainer could modify a webhook URL to leak masked webhook secrets by adding a new parameter to the url. This addresses an incomplete fix for CVE-2022-4342.
Severity
5.5 (Medium)
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2025-02-10 20:59 UTC
CWE
- Information exposure in GitLab
- CWE-200 - Exposure of Sensitive Information to an Unauthorized Actor
Assigner
References
Impacted products
{
"containers": {
"adp": [
{
"providerMetadata": {
"dateUpdated": "2024-08-02T05:24:34.393Z",
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
"shortName": "CVE"
},
"references": [
{
"tags": [
"x_transferred"
],
"url": "https://gitlab.com/gitlab-org/gitlab/-/issues/391685"
},
{
"tags": [
"x_transferred"
],
"url": "https://hackerone.com/reports/1871136"
},
{
"tags": [
"x_transferred"
],
"url": "https://gitlab.com/gitlab-org/cves/-/blob/master/2023/CVE-2023-0838.json"
}
],
"title": "CVE Program Container"
},
{
"metrics": [
{
"other": {
"content": {
"id": "CVE-2023-0838",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2025-02-10T20:59:35.897823Z",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-200",
"description": "CWE-200 Exposure of Sensitive Information to an Unauthorized Actor",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2025-02-10T20:59:42.972Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
"product": "GitLab",
"vendor": "GitLab",
"versions": [
{
"status": "affected",
"version": "\u003e=15.1, \u003c15.8.5"
},
{
"status": "affected",
"version": "\u003e=15.9, \u003c15.9.4"
},
{
"status": "affected",
"version": "\u003e=15.10, \u003c15.10.1"
}
]
}
],
"credits": [
{
"lang": "en",
"value": "Thanks [0xn3va](https://hackerone.com/0xn3va) for reporting this vulnerability through our HackerOne bug bounty program"
}
],
"descriptions": [
{
"lang": "en",
"value": "An issue has been discovered in GitLab affecting versions starting from 15.1 before 15.8.5, 15.9 before 15.9.4, and 15.10 before 15.10.1. A maintainer could modify a webhook URL to leak masked webhook secrets by adding a new parameter to the url. This addresses an incomplete fix for CVE-2022-4342."
}
],
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 5.5,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "LOW",
"integrityImpact": "LOW",
"privilegesRequired": "HIGH",
"scope": "CHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:N",
"version": "3.1"
}
}
],
"problemTypes": [
{
"descriptions": [
{
"description": "Information exposure in GitLab",
"lang": "en",
"type": "text"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2023-04-05T00:00:00.000Z",
"orgId": "ceab7361-8a18-47b1-92ba-4d7d25f6715a",
"shortName": "GitLab"
},
"references": [
{
"url": "https://gitlab.com/gitlab-org/gitlab/-/issues/391685"
},
{
"url": "https://hackerone.com/reports/1871136"
},
{
"url": "https://gitlab.com/gitlab-org/cves/-/blob/master/2023/CVE-2023-0838.json"
}
]
}
},
"cveMetadata": {
"assignerOrgId": "ceab7361-8a18-47b1-92ba-4d7d25f6715a",
"assignerShortName": "GitLab",
"cveId": "CVE-2023-0838",
"datePublished": "2023-04-05T00:00:00.000Z",
"dateReserved": "2023-02-15T00:00:00.000Z",
"dateUpdated": "2025-02-10T20:59:42.972Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.1",
"vulnerability-lookup:meta": {
"epss": {
"cve": "CVE-2023-0838",
"date": "2026-09-20",
"epss": "0.00731",
"percentile": "0.52804"
},
"fkie_nvd": {
"configurations": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*",
"matchCriteriaId": "8A5E15F9-D6D7-4BD7-A4BC-D46D6EBF07B3",
"versionEndExcluding": "15.8.5",
"versionStartIncluding": "15.1.0",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*",
"matchCriteriaId": "FFE0EC05-6B4D-4AC8-A25F-EBFAC6629CF8",
"versionEndExcluding": "15.8.5",
"versionStartIncluding": "15.1.0",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*",
"matchCriteriaId": "130F61DA-5561-49A8-8024-88D12819F2E1",
"versionEndExcluding": "15.9.4",
"versionStartIncluding": "15.9.0",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*",
"matchCriteriaId": "E10FDADF-D6E5-402E-8834-F9BD274FBE2D",
"versionEndExcluding": "15.9.4",
"versionStartIncluding": "15.9.0",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:gitlab:gitlab:15.10.0:*:*:*:community:*:*:*",
"matchCriteriaId": "7803BD85-A126-49E0-8DEC-3D0E98A0CAE1",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:gitlab:gitlab:15.10.0:*:*:*:enterprise:*:*:*",
"matchCriteriaId": "7D831DA8-EE49-41A1-AE77-E8B51E8458A4",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "An issue has been discovered in GitLab affecting versions starting from 15.1 before 15.8.5, 15.9 before 15.9.4, and 15.10 before 15.10.1. A maintainer could modify a webhook URL to leak masked webhook secrets by adding a new parameter to the url. This addresses an incomplete fix for CVE-2022-4342."
}
],
"id": "CVE-2023-0838",
"lastModified": "2024-11-21T07:37:55.897",
"metrics": {
"cvssMetricV31": [
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 5.5,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "LOW",
"integrityImpact": "LOW",
"privilegesRequired": "HIGH",
"scope": "CHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:N",
"version": "3.1"
},
"exploitabilityScore": 2.3,
"impactScore": 2.7,
"source": "cve@gitlab.com",
"type": "Secondary"
},
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 3.8,
"baseSeverity": "LOW",
"confidentialityImpact": "LOW",
"integrityImpact": "LOW",
"privilegesRequired": "HIGH",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:N",
"version": "3.1"
},
"exploitabilityScore": 1.2,
"impactScore": 2.5,
"source": "nvd@nist.gov",
"type": "Primary"
}
]
},
"published": "2023-04-05T21:15:07.153",
"references": [
{
"source": "cve@gitlab.com",
"tags": [
"Vendor Advisory"
],
"url": "https://gitlab.com/gitlab-org/cves/-/blob/master/2023/CVE-2023-0838.json"
},
{
"source": "cve@gitlab.com",
"tags": [
"Broken Link"
],
"url": "https://gitlab.com/gitlab-org/gitlab/-/issues/391685"
},
{
"source": "cve@gitlab.com",
"tags": [
"Permissions Required"
],
"url": "https://hackerone.com/reports/1871136"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Vendor Advisory"
],
"url": "https://gitlab.com/gitlab-org/cves/-/blob/master/2023/CVE-2023-0838.json"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Broken Link"
],
"url": "https://gitlab.com/gitlab-org/gitlab/-/issues/391685"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Permissions Required"
],
"url": "https://hackerone.com/reports/1871136"
}
],
"sourceIdentifier": "cve@gitlab.com",
"vulnStatus": "Modified",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "NVD-CWE-noinfo"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
}
]
},
"nvd": {
"cve": {
"affected": [
{
"affectedData": [
{
"product": "GitLab",
"vendor": "GitLab",
"versions": [
{
"status": "affected",
"version": "\u003e=15.1, \u003c15.8.5"
},
{
"status": "affected",
"version": "\u003e=15.9, \u003c15.9.4"
},
{
"status": "affected",
"version": "\u003e=15.10, \u003c15.10.1"
}
]
}
],
"source": "cve@gitlab.com"
}
],
"configurations": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*",
"matchCriteriaId": "8A5E15F9-D6D7-4BD7-A4BC-D46D6EBF07B3",
"versionEndExcluding": "15.8.5",
"versionStartIncluding": "15.1.0",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*",
"matchCriteriaId": "FFE0EC05-6B4D-4AC8-A25F-EBFAC6629CF8",
"versionEndExcluding": "15.8.5",
"versionStartIncluding": "15.1.0",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*",
"matchCriteriaId": "130F61DA-5561-49A8-8024-88D12819F2E1",
"versionEndExcluding": "15.9.4",
"versionStartIncluding": "15.9.0",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*",
"matchCriteriaId": "E10FDADF-D6E5-402E-8834-F9BD274FBE2D",
"versionEndExcluding": "15.9.4",
"versionStartIncluding": "15.9.0",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:gitlab:gitlab:15.10.0:*:*:*:community:*:*:*",
"matchCriteriaId": "7803BD85-A126-49E0-8DEC-3D0E98A0CAE1",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:gitlab:gitlab:15.10.0:*:*:*:enterprise:*:*:*",
"matchCriteriaId": "7D831DA8-EE49-41A1-AE77-E8B51E8458A4",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "An issue has been discovered in GitLab affecting versions starting from 15.1 before 15.8.5, 15.9 before 15.9.4, and 15.10 before 15.10.1. A maintainer could modify a webhook URL to leak masked webhook secrets by adding a new parameter to the url. This addresses an incomplete fix for CVE-2022-4342."
}
],
"id": "CVE-2023-0838",
"lastModified": "2026-06-17T05:26:25.517",
"metrics": {
"cvssMetricV31": [
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 5.5,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "LOW",
"integrityImpact": "LOW",
"privilegesRequired": "HIGH",
"scope": "CHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:N",
"version": "3.1"
},
"exploitabilityScore": 2.3,
"impactScore": 2.7,
"source": "cve@gitlab.com",
"type": "Secondary"
},
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 3.8,
"baseSeverity": "LOW",
"confidentialityImpact": "LOW",
"integrityImpact": "LOW",
"privilegesRequired": "HIGH",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:N",
"version": "3.1"
},
"exploitabilityScore": 1.2,
"impactScore": 2.5,
"source": "nvd@nist.gov",
"type": "Primary"
}
],
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"id": "CVE-2023-0838",
"options": [
{
"exploitation": "none"
},
{
"automatable": "no"
},
{
"technicalImpact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2025-02-10T20:59:35.897823Z",
"version": "2.0.3"
}
}
]
},
"published": "2023-04-05T21:15:07.153",
"references": [
{
"source": "cve@gitlab.com",
"tags": [
"Vendor Advisory"
],
"url": "https://gitlab.com/gitlab-org/cves/-/blob/master/2023/CVE-2023-0838.json"
},
{
"source": "cve@gitlab.com",
"tags": [
"Broken Link"
],
"url": "https://gitlab.com/gitlab-org/gitlab/-/issues/391685"
},
{
"source": "cve@gitlab.com",
"tags": [
"Permissions Required"
],
"url": "https://hackerone.com/reports/1871136"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Vendor Advisory"
],
"url": "https://gitlab.com/gitlab-org/cves/-/blob/master/2023/CVE-2023-0838.json"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Broken Link"
],
"url": "https://gitlab.com/gitlab-org/gitlab/-/issues/391685"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Permissions Required"
],
"url": "https://hackerone.com/reports/1871136"
}
],
"sourceIdentifier": "cve@gitlab.com",
"vulnStatus": "Modified",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "NVD-CWE-noinfo"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
},
{
"description": [
{
"lang": "en",
"value": "CWE-200"
}
],
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"type": "Secondary"
}
]
}
},
"redhat_vex": {
"current_release_date": "2025-05-28T23:47:57+00:00",
"cve": "CVE-2023-0838",
"id": "CVE-2023-0838",
"initial_release_date": "2023-01-01T00:00:00+00:00",
"product_status:known_not_affected": "1",
"source": "Red Hat CSAF VEX",
"status": "final",
"title": "CVE-2023-0838",
"url": "https://security.access.redhat.com/data/csaf/v2/vex/2023/cve-2023-0838.json",
"version": "3"
},
"vulnrichment": {
"containers": {
"adp": [
{
"providerMetadata": {
"dateUpdated": "2024-08-02T05:24:34.393Z",
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
"shortName": "CVE"
},
"references": [
{
"tags": [
"x_transferred"
],
"url": "https://gitlab.com/gitlab-org/gitlab/-/issues/391685"
},
{
"tags": [
"x_transferred"
],
"url": "https://hackerone.com/reports/1871136"
},
{
"tags": [
"x_transferred"
],
"url": "https://gitlab.com/gitlab-org/cves/-/blob/master/2023/CVE-2023-0838.json"
}
],
"title": "CVE Program Container"
},
{
"metrics": [
{
"other": {
"content": {
"id": "CVE-2023-0838",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2025-02-10T20:59:35.897823Z",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-200",
"description": "CWE-200 Exposure of Sensitive Information to an Unauthorized Actor",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2025-02-10T20:59:07.712Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
"product": "GitLab",
"vendor": "GitLab",
"versions": [
{
"status": "affected",
"version": "\u003e=15.1, \u003c15.8.5"
},
{
"status": "affected",
"version": "\u003e=15.9, \u003c15.9.4"
},
{
"status": "affected",
"version": "\u003e=15.10, \u003c15.10.1"
}
]
}
],
"credits": [
{
"lang": "en",
"value": "Thanks [0xn3va](https://hackerone.com/0xn3va) for reporting this vulnerability through our HackerOne bug bounty program"
}
],
"descriptions": [
{
"lang": "en",
"value": "An issue has been discovered in GitLab affecting versions starting from 15.1 before 15.8.5, 15.9 before 15.9.4, and 15.10 before 15.10.1. A maintainer could modify a webhook URL to leak masked webhook secrets by adding a new parameter to the url. This addresses an incomplete fix for CVE-2022-4342."
}
],
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 5.5,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "LOW",
"integrityImpact": "LOW",
"privilegesRequired": "HIGH",
"scope": "CHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:N",
"version": "3.1"
}
}
],
"problemTypes": [
{
"descriptions": [
{
"description": "Information exposure in GitLab",
"lang": "en",
"type": "text"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2023-04-05T00:00:00.000Z",
"orgId": "ceab7361-8a18-47b1-92ba-4d7d25f6715a",
"shortName": "GitLab"
},
"references": [
{
"url": "https://gitlab.com/gitlab-org/gitlab/-/issues/391685"
},
{
"url": "https://hackerone.com/reports/1871136"
},
{
"url": "https://gitlab.com/gitlab-org/cves/-/blob/master/2023/CVE-2023-0838.json"
}
]
}
},
"cveMetadata": {
"assignerOrgId": "ceab7361-8a18-47b1-92ba-4d7d25f6715a",
"assignerShortName": "GitLab",
"cveId": "CVE-2023-0838",
"datePublished": "2023-04-05T00:00:00.000Z",
"dateReserved": "2023-02-15T00:00:00.000Z",
"dateUpdated": "2025-02-10T20:59:42.972Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.1"
}
}
}
Loading…
Loading…
Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
Loading…
The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
Loading…
Related by attack behaviour
Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.
Loading…