VDB
CVE-2026-5507
CVE-2026-5507
PUBLISHED
CVSS 4.1 MEDIUM
Reported by wolfSSL · Published April 9, 2026
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.
EPSS 0.02% · 4.0th percentile
Risk Scores
CVSS v4.0
4.1
CVSS:4.0/AV:L/AC:H/AT:P/PR:H/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
EPSS Score
0.02%
4.0th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| wolfSSL | wolfSSL | 0 |
| wolfSSL | wolfSSL | 0 |
Timeline
- Apr 9, 2026 CVE Published
- Apr 10, 2026 EPSS Score
- May 18, 2026 EPSS Score
- May 19, 2026 EPSS Score
- May 20, 2026 EPSS Score
- May 21, 2026 EPSS Score
- May 22, 2026 EPSS Score
- May 23, 2026 EPSS Score
- May 24, 2026 EPSS Score
- May 25, 2026 EPSS Score
- May 26, 2026 EPSS Score
- May 27, 2026 EPSS Score