CVE-2026-56355
What it is
GNU Savannah Administration Savane through 3.17 uses untrusted data as part of authorization.
At a glance
- Exploitability
- Can be exploited over the network without logging in. Limited direct impact.
- Exploit odds
- 0.4% chance of exploitation in the next 30 days (EPSS).
- Fix
- No patch or advisory is linked yet. Look at mitigations or restrict exposure.
Timeline
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: 0.4% in the next 30 days (EPSS).
- Severity: 3.7 LOW (CVSS).
- Fix: none linked yet, which raises it.
Details
- Published
- Last modified
- Exploit probability
- 0.4% · EPSS, next 30 days
- Weakness
- CWE-696
- Record status
- Deferred
Attack profile CVSS 3.1 · 3.7
- Attack vector
- Network
- Complexity
- High
- Privileges needed
- None
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- Low
- Integrity
- None
- Availability
- None
Raw vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2026-56355.md and follow it. Check whether this project is affected by CVE-2026-56355. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
References
- 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://news.ycombinator.com/item?id=48605220
- 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