Search
Find a vulnerability
Search criteria
ⓘ
Use this form to refine search results.
Full-text search supports keyword queries with ranking and filtering.
You can combine vendor, product, and sources to narrow results.
Enable “Apply ordering” to sort by date instead of relevance.
2 vulnerabilities by Poesis
CVE-2026-18856 (GCVE-0-2026-18856)
Vulnerability from nvd – Published: 2026-08-05 00:30 – Updated: 2026-08-05 16:19
VLAI
EPSS
VEX
Title
Poesis Rhymix CMS Data Import importer.admin.controller.php procImporterAdminCheckXmlFile server-side request forgery
Summary
A vulnerability was determined in Poesis Rhymix CMS up to 2.1.33. This impacts the function procImporterAdminCheckXmlFile of the file modules/importer/importer.admin.controller.php of the component Data Import Module. This manipulation of the argument filename causes server-side request forgery. The attack is possible to be carried out remotely. The exploit has been publicly disclosed and may be utilized. Upgrading to version 2.1.34 will fix this issue. It is recommended to upgrade the affected component.
Severity
SSVC
Exploitation: poc
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-08-05 16:19 UTC
CWE
- CWE-918 - Server-Side Request Forgery
Assigner
References
7 references
| URL | Tags |
|---|---|
| https://vuldb.com/vuln/385868 | vdb-entrytechnical-description |
| https://vuldb.com/vuln/385868/cti | signaturepermissions-required |
| https://vuldb.com/cve/CVE-2026-18856 | third-party-advisory |
| https://vuldb.com/submit/858471 | third-party-advisory |
| https://github.com/MCzhao2006/Rhymix-SSRF-Report | exploit |
| https://rhymix.org/news/1948042 | related |
| https://rhymix.org/files/attach/releases/rhymix-2… | patch |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| Poesis | Rhymix CMS |
Affected:
2.1.0
Affected: 2.1.1 Affected: 2.1.2 Affected: 2.1.3 Affected: 2.1.4 Affected: 2.1.5 Affected: 2.1.6 Affected: 2.1.7 Affected: 2.1.8 Affected: 2.1.9 Affected: 2.1.10 Affected: 2.1.11 Affected: 2.1.12 Affected: 2.1.13 Affected: 2.1.14 Affected: 2.1.15 Affected: 2.1.16 Affected: 2.1.17 Affected: 2.1.18 Affected: 2.1.19 Affected: 2.1.20 Affected: 2.1.21 Affected: 2.1.22 Affected: 2.1.23 Affected: 2.1.24 Affected: 2.1.25 Affected: 2.1.26 Affected: 2.1.27 Affected: 2.1.28 Affected: 2.1.29 Affected: 2.1.30 Affected: 2.1.31 Affected: 2.1.32 Affected: 2.1.33 Unaffected: 2.1.34 cpe:2.3:a:poesis:rhymix_cms:*:*:*:*:*:*:*:* |
{
"containers": {
"adp": [
{
"metrics": [
{
"other": {
"content": {
"id": "CVE-2026-18856",
"options": [
{
"Exploitation": "poc"
},
{
"Automatable": "no"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2026-08-05T16:19:26.715375Z",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
"providerMetadata": {
"dateUpdated": "2026-08-05T16:19:40.785Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
"cpes": [
"cpe:2.3:a:poesis:rhymix_cms:*:*:*:*:*:*:*:*"
],
"modules": [
"Data Import Module"
],
"product": "Rhymix CMS",
"vendor": "Poesis",
"versions": [
{
"status": "affected",
"version": "2.1.0"
},
{
"status": "affected",
"version": "2.1.1"
},
{
"status": "affected",
"version": "2.1.2"
},
{
"status": "affected",
"version": "2.1.3"
},
{
"status": "affected",
"version": "2.1.4"
},
{
"status": "affected",
"version": "2.1.5"
},
{
"status": "affected",
"version": "2.1.6"
},
{
"status": "affected",
"version": "2.1.7"
},
{
"status": "affected",
"version": "2.1.8"
},
{
"status": "affected",
"version": "2.1.9"
},
{
"status": "affected",
"version": "2.1.10"
},
{
"status": "affected",
"version": "2.1.11"
},
{
"status": "affected",
"version": "2.1.12"
},
{
"status": "affected",
"version": "2.1.13"
},
{
"status": "affected",
"version": "2.1.14"
},
{
"status": "affected",
"version": "2.1.15"
},
{
"status": "affected",
"version": "2.1.16"
},
{
"status": "affected",
"version": "2.1.17"
},
{
"status": "affected",
"version": "2.1.18"
},
{
"status": "affected",
"version": "2.1.19"
},
{
"status": "affected",
"version": "2.1.20"
},
{
"status": "affected",
"version": "2.1.21"
},
{
"status": "affected",
"version": "2.1.22"
},
{
"status": "affected",
"version": "2.1.23"
},
{
"status": "affected",
"version": "2.1.24"
},
{
"status": "affected",
"version": "2.1.25"
},
{
"status": "affected",
"version": "2.1.26"
},
{
"status": "affected",
"version": "2.1.27"
},
{
"status": "affected",
"version": "2.1.28"
},
{
"status": "affected",
"version": "2.1.29"
},
{
"status": "affected",
"version": "2.1.30"
},
{
"status": "affected",
"version": "2.1.31"
},
{
"status": "affected",
"version": "2.1.32"
},
{
"status": "affected",
"version": "2.1.33"
},
{
"status": "unaffected",
"version": "2.1.34"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "A vulnerability was determined in Poesis Rhymix CMS up to 2.1.33. This impacts the function procImporterAdminCheckXmlFile of the file modules/importer/importer.admin.controller.php of the component Data Import Module. This manipulation of the argument filename causes server-side request forgery. The attack is possible to be carried out remotely. The exploit has been publicly disclosed and may be utilized. Upgrading to version 2.1.34 will fix this issue. It is recommended to upgrade the affected component."
}
],
"metrics": [
{
"cvssV4_0": {
"baseScore": 5.1,
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P",
"version": "4.0"
}
},
{
"cvssV3_1": {
"baseScore": 4.7,
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C",
"version": "3.1"
}
},
{
"cvssV3_0": {
"baseScore": 4.7,
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C",
"version": "3.0"
}
},
{
"cvssV2_0": {
"baseScore": 5.8,
"vectorString": "AV:N/AC:L/Au:M/C:P/I:P/A:P/E:POC/RL:OF/RC:C",
"version": "2.0"
}
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-918",
"description": "Server-Side Request Forgery",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2026-08-05T00:30:12.143Z",
"orgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
"shortName": "VulDB"
},
"references": [
{
"name": "VDB-385868 | Poesis Rhymix CMS Data Import importer.admin.controller.php procImporterAdminCheckXmlFile server-side request forgery",
"tags": [
"vdb-entry",
"technical-description"
],
"url": "https://vuldb.com/vuln/385868"
},
{
"name": "VDB-385868 | CTI Indicators (IOB, IOC, IOA)",
"tags": [
"signature",
"permissions-required"
],
"url": "https://vuldb.com/vuln/385868/cti"
},
{
"name": "CVE-2026-18856 | CVE Analysis and Report",
"tags": [
"third-party-advisory"
],
"url": "https://vuldb.com/cve/CVE-2026-18856"
},
{
"name": "Submit #858471 | Poesis Inc. Rhymix CMS \u003c=2.1.33 Server-Side Request Forgery",
"tags": [
"third-party-advisory"
],
"url": "https://vuldb.com/submit/858471"
},
{
"tags": [
"exploit"
],
"url": "https://github.com/MCzhao2006/Rhymix-SSRF-Report"
},
{
"tags": [
"related"
],
"url": "https://rhymix.org/news/1948042"
},
{
"tags": [
"patch"
],
"url": "https://rhymix.org/files/attach/releases/rhymix-2.1.34.zip"
}
],
"timeline": [
{
"lang": "en",
"time": "2026-08-04T00:00:00.000Z",
"value": "Advisory disclosed"
},
{
"lang": "en",
"time": "2026-08-04T02:00:00.000Z",
"value": "VulDB entry created"
},
{
"lang": "en",
"time": "2026-08-04T18:04:30.000Z",
"value": "VulDB entry last update"
}
],
"title": "Poesis Rhymix CMS Data Import importer.admin.controller.php procImporterAdminCheckXmlFile server-side request forgery",
"x_generator": [
"VulDB PVTS v202608"
]
}
},
"cveMetadata": {
"assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
"assignerShortName": "VulDB",
"cveId": "CVE-2026-18856",
"datePublished": "2026-08-05T00:30:12.143Z",
"dateReserved": "2026-08-04T15:58:58.811Z",
"dateUpdated": "2026-08-05T16:19:40.785Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}
CVE-2026-18856 (GCVE-0-2026-18856)
Vulnerability from cvelistv5 – Published: 2026-08-05 00:30 – Updated: 2026-08-05 16:19
VLAI
EPSS
VEX
Title
Poesis Rhymix CMS Data Import importer.admin.controller.php procImporterAdminCheckXmlFile server-side request forgery
Summary
A vulnerability was determined in Poesis Rhymix CMS up to 2.1.33. This impacts the function procImporterAdminCheckXmlFile of the file modules/importer/importer.admin.controller.php of the component Data Import Module. This manipulation of the argument filename causes server-side request forgery. The attack is possible to be carried out remotely. The exploit has been publicly disclosed and may be utilized. Upgrading to version 2.1.34 will fix this issue. It is recommended to upgrade the affected component.
Severity
SSVC
Exploitation: poc
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-08-05 16:19 UTC
CWE
- CWE-918 - Server-Side Request Forgery
Assigner
References
7 references
| URL | Tags |
|---|---|
| https://vuldb.com/vuln/385868 | vdb-entrytechnical-description |
| https://vuldb.com/vuln/385868/cti | signaturepermissions-required |
| https://vuldb.com/cve/CVE-2026-18856 | third-party-advisory |
| https://vuldb.com/submit/858471 | third-party-advisory |
| https://github.com/MCzhao2006/Rhymix-SSRF-Report | exploit |
| https://rhymix.org/news/1948042 | related |
| https://rhymix.org/files/attach/releases/rhymix-2… | patch |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| Poesis | Rhymix CMS |
Affected:
2.1.0
Affected: 2.1.1 Affected: 2.1.2 Affected: 2.1.3 Affected: 2.1.4 Affected: 2.1.5 Affected: 2.1.6 Affected: 2.1.7 Affected: 2.1.8 Affected: 2.1.9 Affected: 2.1.10 Affected: 2.1.11 Affected: 2.1.12 Affected: 2.1.13 Affected: 2.1.14 Affected: 2.1.15 Affected: 2.1.16 Affected: 2.1.17 Affected: 2.1.18 Affected: 2.1.19 Affected: 2.1.20 Affected: 2.1.21 Affected: 2.1.22 Affected: 2.1.23 Affected: 2.1.24 Affected: 2.1.25 Affected: 2.1.26 Affected: 2.1.27 Affected: 2.1.28 Affected: 2.1.29 Affected: 2.1.30 Affected: 2.1.31 Affected: 2.1.32 Affected: 2.1.33 Unaffected: 2.1.34 cpe:2.3:a:poesis:rhymix_cms:*:*:*:*:*:*:*:* |
{
"containers": {
"adp": [
{
"metrics": [
{
"other": {
"content": {
"id": "CVE-2026-18856",
"options": [
{
"Exploitation": "poc"
},
{
"Automatable": "no"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2026-08-05T16:19:26.715375Z",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
"providerMetadata": {
"dateUpdated": "2026-08-05T16:19:40.785Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
"cpes": [
"cpe:2.3:a:poesis:rhymix_cms:*:*:*:*:*:*:*:*"
],
"modules": [
"Data Import Module"
],
"product": "Rhymix CMS",
"vendor": "Poesis",
"versions": [
{
"status": "affected",
"version": "2.1.0"
},
{
"status": "affected",
"version": "2.1.1"
},
{
"status": "affected",
"version": "2.1.2"
},
{
"status": "affected",
"version": "2.1.3"
},
{
"status": "affected",
"version": "2.1.4"
},
{
"status": "affected",
"version": "2.1.5"
},
{
"status": "affected",
"version": "2.1.6"
},
{
"status": "affected",
"version": "2.1.7"
},
{
"status": "affected",
"version": "2.1.8"
},
{
"status": "affected",
"version": "2.1.9"
},
{
"status": "affected",
"version": "2.1.10"
},
{
"status": "affected",
"version": "2.1.11"
},
{
"status": "affected",
"version": "2.1.12"
},
{
"status": "affected",
"version": "2.1.13"
},
{
"status": "affected",
"version": "2.1.14"
},
{
"status": "affected",
"version": "2.1.15"
},
{
"status": "affected",
"version": "2.1.16"
},
{
"status": "affected",
"version": "2.1.17"
},
{
"status": "affected",
"version": "2.1.18"
},
{
"status": "affected",
"version": "2.1.19"
},
{
"status": "affected",
"version": "2.1.20"
},
{
"status": "affected",
"version": "2.1.21"
},
{
"status": "affected",
"version": "2.1.22"
},
{
"status": "affected",
"version": "2.1.23"
},
{
"status": "affected",
"version": "2.1.24"
},
{
"status": "affected",
"version": "2.1.25"
},
{
"status": "affected",
"version": "2.1.26"
},
{
"status": "affected",
"version": "2.1.27"
},
{
"status": "affected",
"version": "2.1.28"
},
{
"status": "affected",
"version": "2.1.29"
},
{
"status": "affected",
"version": "2.1.30"
},
{
"status": "affected",
"version": "2.1.31"
},
{
"status": "affected",
"version": "2.1.32"
},
{
"status": "affected",
"version": "2.1.33"
},
{
"status": "unaffected",
"version": "2.1.34"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "A vulnerability was determined in Poesis Rhymix CMS up to 2.1.33. This impacts the function procImporterAdminCheckXmlFile of the file modules/importer/importer.admin.controller.php of the component Data Import Module. This manipulation of the argument filename causes server-side request forgery. The attack is possible to be carried out remotely. The exploit has been publicly disclosed and may be utilized. Upgrading to version 2.1.34 will fix this issue. It is recommended to upgrade the affected component."
}
],
"metrics": [
{
"cvssV4_0": {
"baseScore": 5.1,
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P",
"version": "4.0"
}
},
{
"cvssV3_1": {
"baseScore": 4.7,
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C",
"version": "3.1"
}
},
{
"cvssV3_0": {
"baseScore": 4.7,
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C",
"version": "3.0"
}
},
{
"cvssV2_0": {
"baseScore": 5.8,
"vectorString": "AV:N/AC:L/Au:M/C:P/I:P/A:P/E:POC/RL:OF/RC:C",
"version": "2.0"
}
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-918",
"description": "Server-Side Request Forgery",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2026-08-05T00:30:12.143Z",
"orgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
"shortName": "VulDB"
},
"references": [
{
"name": "VDB-385868 | Poesis Rhymix CMS Data Import importer.admin.controller.php procImporterAdminCheckXmlFile server-side request forgery",
"tags": [
"vdb-entry",
"technical-description"
],
"url": "https://vuldb.com/vuln/385868"
},
{
"name": "VDB-385868 | CTI Indicators (IOB, IOC, IOA)",
"tags": [
"signature",
"permissions-required"
],
"url": "https://vuldb.com/vuln/385868/cti"
},
{
"name": "CVE-2026-18856 | CVE Analysis and Report",
"tags": [
"third-party-advisory"
],
"url": "https://vuldb.com/cve/CVE-2026-18856"
},
{
"name": "Submit #858471 | Poesis Inc. Rhymix CMS \u003c=2.1.33 Server-Side Request Forgery",
"tags": [
"third-party-advisory"
],
"url": "https://vuldb.com/submit/858471"
},
{
"tags": [
"exploit"
],
"url": "https://github.com/MCzhao2006/Rhymix-SSRF-Report"
},
{
"tags": [
"related"
],
"url": "https://rhymix.org/news/1948042"
},
{
"tags": [
"patch"
],
"url": "https://rhymix.org/files/attach/releases/rhymix-2.1.34.zip"
}
],
"timeline": [
{
"lang": "en",
"time": "2026-08-04T00:00:00.000Z",
"value": "Advisory disclosed"
},
{
"lang": "en",
"time": "2026-08-04T02:00:00.000Z",
"value": "VulDB entry created"
},
{
"lang": "en",
"time": "2026-08-04T18:04:30.000Z",
"value": "VulDB entry last update"
}
],
"title": "Poesis Rhymix CMS Data Import importer.admin.controller.php procImporterAdminCheckXmlFile server-side request forgery",
"x_generator": [
"VulDB PVTS v202608"
]
}
},
"cveMetadata": {
"assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
"assignerShortName": "VulDB",
"cveId": "CVE-2026-18856",
"datePublished": "2026-08-05T00:30:12.143Z",
"dateReserved": "2026-08-04T15:58:58.811Z",
"dateUpdated": "2026-08-05T16:19:40.785Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}