Phpseclib: >> Phpseclib >> 3.0.43 Security Vulnerabilities
phpseclib is a PHP secure communications library. Projects using versions 1.0.26 and below, 2.0.0 through 2.0.51, and 3.0.0 through 3.0.49 are vulnerable to a to padding oracle timing attack when using AES in CBC mode. This issue has been fixed in versions 1.0.27, 2.0.52 and 3.0.50.
CVSS Score
5.9
EPSS Score
0.0
Published
2026-03-20