01 Record
CVE-2026-86035
Weblate: Mercurial argument injection via repository filenames allows authenticated command execution
HighPUBLISHEDCNA: GitHub_M
CNA base score8.5 CVSS v3.xCVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
02 Description
Weblate: Mercurial argument injection via repository filenames allows authenticated command execution
03 Exploitation and scoring
- Exploitation
- Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
- SSVC decision
- ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
- AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
- Technical ImpacttotalSuccessful exploitation gives total control of the vulnerable component.
- EPSS probability
- 0.46% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 40.0% of scored records. A rank, not a probability.
- NVD base score
- 8.5 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
- NVD analysis status
- Deferred. NVD last modified this record on 2026-10-02.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2026-09-29 14:58Z29 DAYS AGO
- Last updated
- 2026-10-02 12:09Z27 DAYS AGO
- Reserved
- 2026-09-04
- Assigning CNA
- GitHub_M
- Record state
- PUBLISHED
- Severity
- High (CVSS 8.5)
- CNA CVSS vector
- CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
- Weaknesses
- Data version
- 5.2
- Document digest
- 04fd34349437a395c7f6bd6dd3ccf1558897f4094db51174978c4a9ba070d2e6
05 Affected products
VendorProductVersionsPlatforms
06 References
- github.comhttps://github.com/WeblateOrg/weblate/security/advisories/GHSA-327h-qqgm-qv55
- github.comhttps://github.com/WeblateOrg/weblate/pull/20768
- github.comhttps://github.com/WeblateOrg/weblate/commit/f60a9759a6d851bd10ccdefe9b1b7f0cdb9e9bbd
- github.comhttps://github.com/WeblateOrg/weblate/releases/tag/weblate-2026.8