CVE-2026-5507
MEDIUM4.0EPSS 0.02%Published: 4/9/2026Modified: 4/30/2026
Description
When restoring a session from cache, a pointer from the serialized session data is used in a free operation without validation. An attacker who can poison the session cache could trigger an arbitrary free. Exploitation requires the ability to inject a crafted session into the cache and for the application to call specific session restore APIs.
Affected packages (1)
- Debian/wolfsslfrom 0
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM4.0 | CVSS:3.1/AV:L/AC:H/PR:H/UI:R/S:U/C:N/I:N/A:H |