High severity8.1OSV Advisory· Published Jan 16, 2026· Updated Apr 15, 2026
CVE-2025-62291
CVE-2025-62291
Description
In the eap-mschapv2 plugin (client-side) in strongSwan before 6.0.3, a malicious EAP-MSCHAPv2 server can send a crafted message of size 6 through 8, and cause an integer underflow that potentially results in a heap-based buffer overflow.
Affected products
1- Range: 4.0.0, 4.0.1, 4.0.2, …
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
3News mentions
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