Vulnerability-Lookup

CVE-2026-76760 (GCVE-0-2026-76760)

Vulnerability from cvelistv5 – Published: 2026-08-19 22:45 – Updated: 2026-08-20 17:40

Title

chenhg5 cc-connect webhook.go authenticate code injection

Summary

A vulnerability was found in chenhg5 cc-connect up to 1.4.1. Affected by this vulnerability is the function Authenticate of the file core/webhook.go. The manipulation of the argument exec results in code injection. The attack may be performed from remote. The exploit has been made public and could be used. The reported GitHub issue was closed automatically due to inactivity.

Severity

6.9 (Medium)


                        
                          CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P

7.3 (High)


                        
                          CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R

7.3 (High)


                        
                          CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R

SSVC

Exploitation: poc Automatable: yes Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2026-08-20 17:40 UTC

CWE

CWE-94 - Code Injection
CWE-74 - Injection

Assigner

VulDB mitre root

References

6 references

URL	Tags
https://vuldb.com/vuln/393229	vdb-entrytechnical-description
https://vuldb.com/vuln/393229/cti	signaturepermissions-required
https://vuldb.com/cve/CVE-2026-76760	third-party-advisory
https://vuldb.com/submit/878916	third-party-advisory
https://github.com/chenhg5/cc-connect/issues/1488	exploitissue-tracking
https://github.com/chenhg5/cc-connect/	product

Impacted products

1 product

Vendor	Product	Version	CPE status
chenhg5	cc-connect	Affected: 1.4.0 Affected: 1.4.1 cpe:2.3:a:chenhg5:cc-connect::::::::

Credits

summmm (VulDB User) VulDB CNA Team

Show details on NVD website

JSON

To clipboard

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FKIE_CVE-2026-76760

Vulnerability from fkie_nvd - Published: 2026-08-19 23:16 - Updated: 2026-08-20 12:48

Severity

7.3 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

Summary

References

	URL	Tags
	cna@vuldb.com	https://github.com/chenhg5/cc-connect/
	cna@vuldb.com	https://github.com/chenhg5/cc-connect/issues/1488
	cna@vuldb.com	https://vuldb.com/cve/CVE-2026-76760
	cna@vuldb.com	https://vuldb.com/submit/878916
	cna@vuldb.com	https://vuldb.com/vuln/393229
	cna@vuldb.com	https://vuldb.com/vuln/393229/cti

Impacted products

	Vendor	Product	Version

JSON

To clipboard

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      "affectedData": [
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          "cpes": [
            "cpe:2.3:a:chenhg5:cc-connect:*:*:*:*:*:*:*:*"
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  "lastModified": "2026-08-20T12:48:10.287",
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          "modifiedVulnIntegrityImpact": "NOT_DEFINED",
          "privilegesRequired": "NONE",
          "providerUrgency": "NOT_DEFINED",
          "subAvailabilityImpact": "NONE",
          "subConfidentialityImpact": "NONE",
          "subIntegrityImpact": "NONE",
          "userInteraction": "NONE",
          "valueDensity": "NOT_DEFINED",
          "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
          "version": "4.0",
          "vulnAvailabilityImpact": "LOW",
          "vulnConfidentialityImpact": "LOW",
          "vulnIntegrityImpact": "LOW",
          "vulnerabilityResponseEffort": "NOT_DEFINED"
        },
        "source": "cna@vuldb.com",
        "type": "Secondary"
      }
    ]
  },
  "published": "2026-08-19T23:16:17.953",
  "references": [
    {
      "source": "cna@vuldb.com",
      "url": "https://github.com/chenhg5/cc-connect/"
    },
    {
      "source": "cna@vuldb.com",
      "url": "https://github.com/chenhg5/cc-connect/issues/1488"
    },
    {
      "source": "cna@vuldb.com",
      "url": "https://vuldb.com/cve/CVE-2026-76760"
    },
    {
      "source": "cna@vuldb.com",
      "url": "https://vuldb.com/submit/878916"
    },
    {
      "source": "cna@vuldb.com",
      "url": "https://vuldb.com/vuln/393229"
    },
    {
      "source": "cna@vuldb.com",
      "url": "https://vuldb.com/vuln/393229/cti"
    }
  ],
  "sourceIdentifier": "cna@vuldb.com",
  "vulnStatus": "Deferred",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-74"
        },
        {
          "lang": "en",
          "value": "CWE-94"
        }
      ],
      "source": "cna@vuldb.com",
      "type": "Primary"
    }
  ]
}

GHSA-WFX9-6H8H-F3GM

Vulnerability from github – Published: 2026-08-20 00:35 – Updated: 2026-08-20 00:35

Details

Severity

7.3 (High)


                  
                    CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

5.5 (Medium)


                  
                    CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P

Show details on source website

JSON

To clipboard

{
  "affected": [],
  "aliases": [
    "CVE-2026-76760"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-74"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-08-19T23:16:17Z",
    "severity": "MODERATE"
  },
  "details": "A vulnerability was found in chenhg5 cc-connect up to 1.4.1. Affected by this vulnerability is the function Authenticate of the file core/webhook.go. The manipulation of the argument exec results in code injection. The attack may be performed from remote. The exploit has been made public and could be used. The reported GitHub issue was closed automatically due to inactivity.",
  "id": "GHSA-wfx9-6h8h-f3gm",
  "modified": "2026-08-20T00:35:09Z",
  "published": "2026-08-20T00:35:09Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-76760"
    },
    {
      "type": "WEB",
      "url": "https://github.com/chenhg5/cc-connect/issues/1488"
    },
    {
      "type": "WEB",
      "url": "https://github.com/chenhg5/cc-connect"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/cve/CVE-2026-76760"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/submit/878916"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/vuln/393229"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/vuln/393229/cti"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
      "type": "CVSS_V4"
    }
  ]
}

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.

Detection rules are retrieved from Rulezet.

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.

Action not permitted

CVE-2026-76760 (GCVE-0-2026-76760)

FKIE_CVE-2026-76760

GHSA-WFX9-6H8H-F3GM

Tags

Sightings

Nomenclature