CVE-2026-26379
Last modified
CVE-2026-26379 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. Koha versions up to 25.11 contain a Server-Side Request Forgery (SSRF) vulnerability via the Z39.50/SRU server configuration. This allows authenticated attackers to perform internal network scanning and identify running services by analyzing server response times.. EPSS estimates a 0.24% chance of exploitation in the next 30 days.
Description
Koha versions up to 25.11 contain a Server-Side Request Forgery (SSRF) vulnerability via the Z39.50/SRU server configuration. This allows authenticated attackers to perform internal network scanning and identify running services by analyzing server response times.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Koha | Koha | <= 25.11.00 |
References
- https://g03m0n.github.io/Third Party Advisory
- https://g03m0n.github.io/posts/cve-2026-26379/Exploit, Third Party Advisory
- https://g03m0n.github.io/posts/cve-2026-26379/Exploit, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Analyzed
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