Back
CVE-2026-56355GNU Savannah Administration Savane through 3.17 uses untrusted data as part of authorization.
- 3.7LowCVSS base score
- 0.40%Exploitation in 30 daysEPSS · top 65% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
GNU Savannah Administration Savane through 3.17 uses untrusted data as part of authorization.
Timeline
ID reserved
By mitre
Published
- 2 days later
· 2 days later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| mitreCNA (assigner) | 3.1 | Low3.7 | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N |
| NVDNVD · Deferred | 3.1 | Low3.7 | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N |
- EPSS (exploitation in 30 days)
- 0.40% · top 65% of all CVEs (13 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: partial
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Low 3.7.
Affected products
References
References6
- https://cgit.git.savannah.gnu.org/cgit/administration/savane.git/tree/frontend/php/file.php?h=release-3.17#n113 (opens in a new tab)
- https://cgit.git.savannah.gnu.org/cgit/administration/savane.git/tree/frontend/php/file.php?h=release-3.17#n123 (opens in a new tab)
- https://www.fsf.org/news/statement-regarding-gnu-savannah-security-reports (opens in a new tab)
- https://www.hacktron.ai (opens in a new tab)
- https://www.mallory.ai/stories/019ee445-bdd4-7775-93b5-a8faaf5c2eb7 (opens in a new tab)
- https://news.ycombinator.com/item?id=48605220 (opens in a new tab)
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2026-38135 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2026-56355)Record last updated .