GNU Savannah Administration Savane through 3.17 uses untrusted data as part of authorization.
Priority LOW 18CWE-696Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- High
- Impact type
- —
- Confidentiality · integrity · availability
- Low · None · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA.
Summary
GNU Savannah Administration Savane through 3.17 uses untrusted data as part of authorization.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00404 34th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2026-56355
- 2026-10-03 Alias added: GHSA-g7v6-x8xj-fvjm
References
Other 6
- https://cgit.git.savannah.gnu.org/cgit/administration/savane.git/tree/frontend/php/file.php?h=release-3.17#n113
- https://cgit.git.savannah.gnu.org/cgit/administration/savane.git/tree/frontend/php/file.php?h=release-3.17#n123
- https://www.fsf.org/news/statement-regarding-gnu-savannah-security-reports
- https://www.hacktron.ai
- https://www.mallory.ai/stories/019ee445-bdd4-7775-93b5-a8faaf5c2eb7
- https://news.ycombinator.com/item?id=48605220
More GNU vulnerabilities
- TI-2026-19388 telnetd in GNU Inetutils through 2.7 allows remote authentication bypass via a "-f root"… KEVCVSS 3.1CRITICAL 9.8
- TI-2014-05975 GNU Bash through 4.3 bash43-025 processes trailing strings after certain malformed… KEVCVSS 3.1CRITICAL 9.8
- TI-2014-05157 GNU Bash through 4.3 processes trailing strings after function definitions in the values… KEVCVSS 3.1CRITICAL 9.8
- TI-2014-05164 GNU Bash through 4.3 bash43-026 does not properly parse function definitions in the… KEVCVSS 3.1HIGH 8.8
- TI-2023-04522 Glibc: buffer overflow in ld.so leading to privilege escalation KEVCVSS 3.1HIGH 7.8
- TI-2009-03392 The TLS protocol, and the SSL protocol 3.0 and possibly earlier, as used in Microsoft… CVSS 3.1CRITICAL 9.8
Sources
- CVE-2026-56355 · CVE Program
- CVE-2026-56355 · NVD
- FIRST EPSS
- GHSA-g7v6-x8xj-fvjm · GitHub Advisory Database · CC BY 4.0
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