Vulnerability-Lookup

GHSA-GVP9-CF4X-M67P

Vulnerability from github – Published: 2026-10-11 15:31 – Updated: 2026-10-11 15:31

Details

A security vulnerability has been detected in zhayujie CowAgent up to 2.1.9. The impacted element is an unknown function of the component Media Download Handler. Such manipulation leads to uncontrolled memory allocation. It is possible to launch the attack remotely. The exploit has been disclosed publicly and may be used. Upgrading to version 2.2.0 is sufficient to resolve this issue. The name of the patch is b7967210268fc4c0afea1078223e74e7e96a8a54. You should upgrade the affected component.

Severity

4.3 (Medium)


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

2.1 (Low)


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

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{
  "affected": [],
  "aliases": [
    "CVE-2026-108683"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-400"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-10-11T15:16:52Z",
    "severity": "LOW"
  },
  "details": "A security vulnerability has been detected in zhayujie CowAgent up to 2.1.9. The impacted element is an unknown function of the component Media Download Handler. Such manipulation leads to uncontrolled memory allocation. It is possible to launch the attack remotely. The exploit has been disclosed publicly and may be used. Upgrading to version 2.2.0 is sufficient to resolve this issue. The name of the patch is b7967210268fc4c0afea1078223e74e7e96a8a54. You should upgrade the affected component.",
  "id": "GHSA-gvp9-cf4x-m67p",
  "modified": "2026-10-11T15:31:08Z",
  "published": "2026-10-11T15:31:08Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-108683"
    },
    {
      "type": "WEB",
      "url": "https://github.com/zhayujie/CowAgent/commit/b7967210268fc4c0afea1078223e74e7e96a8a54"
    },
    {
      "type": "WEB",
      "url": "https://github.com/lche511/cve/tree/main/CowAgent_Channel_Media_Download_DoS_Report"
    },
    {
      "type": "WEB",
      "url": "https://github.com/zhayujie/CowAgent"
    },
    {
      "type": "WEB",
      "url": "https://github.com/zhayujie/CowAgent/releases/tag/2.2.0"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/cve/CVE-2026-108683"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/submit/958015"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/vuln/416391"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/vuln/416391/cti"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/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"
    }
  ]
}

CVE-2026-108683 (GCVE-0-2026-108683)

Vulnerability from cvelistv5 – Published: 2026-10-11 14:30 – Updated: 2026-10-13 13:45 X_Open Source

Title

zhayujie CowAgent Media Download memory allocation

Summary

Severity

5.3 (Medium)


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

4.3 (Medium)


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

4.3 (Medium)


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

SSVC

Exploitation: poc Automatable: no Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2026-10-13 13:44 UTC

CWE

CWE-789 - Uncontrolled Memory Allocation
CWE-400 - Resource Consumption

Assigner

VulDB CNA under the mitre root

CNA scorecard B 82/100 over 3870 records in the last 180 days details

References

8 references

URL	Tags
https://vuldb.com/vuln/416391	vdb-entry
https://vuldb.com/vuln/416391/cti	signaturepermissions-required
https://vuldb.com/cve/CVE-2026-108683	third-party-advisory
https://vuldb.com/submit/958015	third-party-advisory
https://github.com/lche511/cve/tree/main/CowAgent…	exploit
https://github.com/zhayujie/CowAgent/commit/b7967…	patch
https://github.com/zhayujie/CowAgent/releases/tag/2.2.0	patch
https://github.com/zhayujie/CowAgent/	product

Impacted products

1 product

Vendor	Product	Version
zhayujie	CowAgent	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 Unaffected: 2.2.0 cpe:2.3:a:zhayujie:cowagent::::::::

Credits

pengguogood (VulDB User)

Show details on NVD website

JSON

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        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-108683",
                "options": [
                  {
                    "Exploitation": "poc"
                  },
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                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-10-13T13:44:42.419814Z",
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          ],
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              "status": "affected",
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      "metrics": [
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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.

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GHSA-GVP9-CF4X-M67P

CVE-2026-108683 (GCVE-0-2026-108683)

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