zhayujie CowAgent Skill Installation service.py _add_package path traversal
Published Jul 10, 2026
5.3
MEDIUMCVSS 4.0
EPSS 0.56%
Description
A vulnerability was identified in zhayujie CowAgent up to 2.1.0. The affected element is the function _add_url/_add_package of the file agent/skills/service.py of the component Skill Installation Handler. The manipulation of the argument Name leads to path traversal. The attack may be initiated remotely. Upgrading to version 2.1.2 is sufficient to fix this issue. The identifier of the patch is e85290cddcbb5ffc9c235927f4c92e5b4c3ec264. It is advisable to upgrade the affected component.
Affected products
-
- Version 2.0StatusaffectedConstraints-
- Version 2.1.0StatusaffectedConstraints-
- Version 2.1.2StatusunaffectedConstraints-
- Version
No data.
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:X
1 other source (NVD) ▾
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/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
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L/E:X/RL:O/RC:C
1 other source (NVD) ▾
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L/E:X/RL:O/RC:C
AV:N/AC:L/Au:S/C:N/I:P/A:P/E:ND/RL:OF/RC:C
1 other source (NVD) ▾
AV:N/AC:L/Au:S/C:N/I:P/A:P
This CVE is not in the KEV list.
CISA SSVC (Vulnrichment)
Stakeholder-Specific Vulnerability Categorization from CISA ADP.
Exploitation
PoCAutomatable
NoTechnical Impact
PartialDecision
n/aAssessed Jul 10, 2026 · SSVC 2.0.3
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 2, 2026.
Score over time
Jul–Oct 2026- EPSS v5
Percentile over time
- EPSS v5
Table of values (2 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 2, 2026 | 0.56% (0.00556) | 44.40th | v5 (v2026.06.15) |
| Jul 10, 2026 | 0.38% (0.00378) | 29.84th | v5 (v2026.06.15) |
References (9)
- https://github.com/zhayujie/CowAgent/ product
- https://github.com/zhayujie/CowAgent/commit/e85290cddcbb5ffc9c235927f4c92e5b4c3ec264 patch
- https://github.com/zhayujie/CowAgent/issues/2873 exploitissue-tracking
- https://github.com/zhayujie/CowAgent/pull/2886 issue-trackingpatch
- https://github.com/zhayujie/CowAgent/releases/tag/2.1.2 patch
- https://vuldb.com/cve/CVE-2026-15331 third-party-advisory
- https://vuldb.com/submit/853104 third-party-advisory
- https://vuldb.com/vuln/377274 vdb-entrytechnical-description
- https://vuldb.com/vuln/377274/cti signaturepermissions-required
| Link | Providers | Tags |
|---|---|---|
| https://github.com/zhayujie/CowAgent/ | product | |
| https://github.com/zhayujie/CowAgent/commit/e85290cddcbb5ffc9c235927f4c92e5b4c3ec264 | patch | |
| https://github.com/zhayujie/CowAgent/issues/2873 | exploitissue-tracking | |
| https://github.com/zhayujie/CowAgent/pull/2886 | issue-trackingpatch | |
| https://github.com/zhayujie/CowAgent/releases/tag/2.1.2 | patch | |
| https://vuldb.com/cve/CVE-2026-15331 | third-party-advisory | |
| https://vuldb.com/submit/853104 | third-party-advisory | |
| https://vuldb.com/vuln/377274 | vdb-entrytechnical-description | |
| https://vuldb.com/vuln/377274/cti | signaturepermissions-required |
Change history (0)
No recorded changes yet.