CVE-2026-15330

HIGHPre-NVD 7.37.3—
EchelonGraph scoreHIGH confidence

Score 7.3 from GitHub Security Advisory published 2026-07-10. a secondary CVSS source baseline 7.3; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Elevated
7.3
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 0%CVSS: 7.3Exploit: NoneExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

A vulnerability was determined in zhayujie CowAgent up to 2.1.1. Impacted is the function _build_image_content/_download_to_data_url of the file agent/tools/vision/vision.py of the component Vision Tool. Executing a manipulation of the argument image can lead to server-side request forgery. The attack can be launched remotely. The exploit has been publicly disclosed and may be utilized. Upgrading to version 2.1.2 is recommended to address this issue. This patch is called e85290cddcbb5ffc9c235927f4c92e5b4c3ec264. Upgrading the affected component is advised.

CVSS v3
7.3
EG Score
7.3(high)
EG Risk
64(Attend)
EG Risk 64/100SSVC: Attend

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity73% × 45%
Exploitation40% × 40%
Automatability100% × 15%
Action: Remediate soon — notable exploitation risk.
EPSS
27.7%
KEV
Not listed

Published

July 10, 2026

Last Modified

July 10, 2026

Advisory Details (5)

Auto-updated Jul 10, 2026
Patch available. Sources: github_commit, github_pr, github_release.
github_release Patch Available

2.1.2

Patch available: zhayujie/CowAgent 2.1.2

https://github.com/zhayujie/CowAgent/releases/tag/2.1.2
github_pr Patch Available

fix(security): SSRF protection for vision tool + path traversal guard for skill install

Patch available: zhayujie/CowAgent 2.1.2 (PR #2886 merged 2026-06-11)

https://github.com/zhayujie/CowAgent/pull/2886
generic

[Security] Vision tool SSRF via attacker-controlled remote image URL fetch · Issue #2872 · zhayujie/CowAgent · GitHub

https://github.com/zhayujie/CowAgent/issues/2872
github_commit Patch Available

commit e85290cddcbb (zhayujie/CowAgent)

Patch available: zhayujie/CowAgent 2.1.2 (contains commit e85290cddcbb)

https://github.com/zhayujie/CowAgent/commit/e85290cddcbb5ffc9c235927f4c92e5b4c3ec264
generic

GitHub - zhayujie/CowAgent: Open-source super AI assistant & Agent Harness. Plans tasks, runs tools and skills, self-evolves with memory and knowledge. Multi-model, multi-channel. Lightweight, extensible, one-line install. (formerly chatgpt-on-wechat) · GitHub

https://github.com/zhayujie/CowAgent/

Vendor Advisories for CVE-2026-15330(1)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 8× in last 7d / 34× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

  1. 2026-07-24 14:17 UTCEPSS rescore
  2. 2026-07-23 14:18 UTCEPSS rescore
  3. 2026-07-23 03:05 UTCEG score recompute
  4. 2026-07-22 14:08 UTCEPSS rescore
  5. 2026-07-21 15:24 UTCEPSS rescore
  6. 2026-07-20 17:08 UTCEPSS rescore
  7. 2026-07-19 14:30 UTCEPSS rescore
  8. 2026-07-19 02:28 UTCEPSS rescore
  9. 2026-07-18 10:04 UTCEPSS rescore
  10. 2026-07-16 22:57 UTCGHSA enrichment
  11. 2026-07-16 17:02 UTCEPSS rescore
  12. 2026-07-16 10:32 UTCGHSA enrichment
  13. 2026-07-15 22:05 UTCGHSA enrichment
  14. 2026-07-15 16:57 UTCEPSS rescore
  15. 2026-07-15 09:39 UTCGHSA enrichment
  16. 2026-07-15 02:00 UTCEPSS rescore
  17. 2026-07-14 21:13 UTCGHSA enrichment
  18. 2026-07-14 08:46 UTCGHSA enrichment
  19. 2026-07-13 22:30 UTCEPSS rescore
  20. 2026-07-13 20:20 UTCGHSA enrichment
  21. 2026-07-13 07:54 UTCGHSA enrichment
  22. 2026-07-13 06:12 UTCEPSS rescore
  23. 2026-07-12 19:28 UTCGHSA enrichment
  24. 2026-07-12 07:02 UTCGHSA enrichment
  25. 2026-07-12 05:46 UTCEPSS rescore
Show 9 more
  1. 2026-07-11 18:36 UTCGHSA enrichment
  2. 2026-07-11 08:27 UTCEPSS rescore
  3. 2026-07-11 06:10 UTCGHSA enrichment
  4. 2026-07-10 22:19 UTCNVD updateCVSS v4 → 5.5
  5. 2026-07-10 20:37 UTCMITRE cvelistV5CVSS v4 → 6.9
  6. 2026-07-10 17:41 UTCGHSA enrichment
  7. 2026-07-10 06:54 UTCNVD updateCVSS v4 → 5.5
  8. 2026-07-10 05:15 UTCEG score recompute
  9. 2026-07-10 05:13 UTCMITRE cvelistV5first tracked

Frequently asked(5)

What is CVE-2026-15330?
CVE-2026-15330 is a high vulnerability published on July 10, 2026. A vulnerability was determined in zhayujie CowAgent up to 2.1.1. Impacted is the function buildimagecontent/downloadtodata_url of the file agent/tools/vision/vision.py of the component Vision Tool. Executing a manipulation of the argument image can lead to server-side request forgery. The attack…
When was CVE-2026-15330 disclosed?
CVE-2026-15330 was first published in the National Vulnerability Database on July 10, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-15330 actively exploited?
CVE-2026-15330 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 27.7% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2026-15330?
CVE-2026-15330 has a CVSS v3 base score of 7.3 (NVD).
How do I remediate CVE-2026-15330?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-15330, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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