CVE-2026-32935
php-phpseclib3 - security update
5.9
MEDIUM
CVSS 3.1
EPSS 0.02%
Description
phpseclib is a PHP secure communications library. Projects using versions 0.1.1 through 1.0.26, 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.
How to fix CVE-2026-32935
To remediate CVE-2026-32935, upgrade the affected package to a fixed version below.
- —upgrade to 2.0.42-1+deb12u3 or later
- —no fix listed
- —upgrade to 3.0.19-1+deb12u4 or later
- —upgrade to 3.0.19-1+deb12u4 or later
- —upgrade to 1.0.20-1+deb12u3 or later
- —upgrade to 1.0.19-3+deb11u3 or later
- —upgrade to 3.0.50 or later
Is CVE-2026-32935 being exploited?
Low — EPSS is 0.0%, meaning exploitation activity has not been observed at scale.
Affected packages (7)
- from 0, < 2.0.42-1+deb12u3
- from 0
- from 0, < 3.0.19-1+deb12u4
- from 0, < 3.0.19-1+deb12u4
- from 0, < 1.0.20-1+deb12u3
- from 0, < 1.0.19-3+deb11u3
- >= 3.0.0, < 3.0.50
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 4.0 | — | CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N |
| osv | CVSS 3.1 | MEDIUM5.9 | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N |