CVE-2026-32935
medium
CVSS v3
5.9
CVSS v2
—
VIR risk
5.9
Description
phpseclib's AES-CBC unpadding susceptible to padding oracle timing attack
Predictions
Exploit likelihood
69%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2026-32935
Vendor advisory: security-advisories@github.com — https://github.com/phpseclib/phpseclib/security/advisories/GHSA-94g3-g5v7-q4jg
Vendor advisory: security-advisories@github.com — https://github.com/phpseclib/phpseclib/commit/ccc21aef71eb170e9bf819b167e67d1fd9e6e788
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| debian | bookworm | fixed | 2.0.42-1+deb12u3 |
| debian | forky | fixed | 2.0.52-1 |
| debian | sid | fixed | 2.0.52-1 |
| debian | trixie | fixed | 2.0.48-3+deb13u1 |
| debian | bullseye | fixed | 1.0.19-3+deb11u3 |
Package impact
| Ecosystem | Package | Vulnerable | Fixed |
|---|---|---|---|
| Packagist | phpseclib/phpseclib | >=0.1.1,<=1.0.26|>=2.0.0,<=2.0.51|>=3.0.0,<=3.0.49 | |
| Packagist | phpseclib/phpseclib | >=3.0.0,<3.0.50 | 3.0.50 |
| Packagist | phpseclib/phpseclib | >=2.0.0,<2.0.52 | 2.0.52 |
| Packagist | phpseclib/phpseclib | >=0.1.1,<1.0.27 | 1.0.27 |
| COMPOSER | phpseclib/phpseclib | >= 0.1.1, <= 1.0.26 | 1.0.27 |
| COMPOSER | phpseclib/phpseclib | >= 2.0.0, <= 2.0.51 | 2.0.52 |
| COMPOSER | phpseclib/phpseclib | >= 3.0.0, <= 3.0.49 | 3.0.50 |
Application impact
| Vendor | Product | Versions | Fixed |
|---|---|---|---|
| phpseclib | phpseclib | {"endExcluding":"1.0.27"} | 1.0.27 |
References
- https://github.com/advisories/GHSA-94g3-g5v7-q4jg
- https://github.com/phpseclib/phpseclib/commit/ccc21aef71eb170e9bf819b167e67d1fd9e6e788
- https://github.com/phpseclib/phpseclib/security/advisories/GHSA-94g3-g5v7-q4jg
- https://nvd.nist.gov/vuln/detail/CVE-2026-32935
- https://github.com/phpseclib/phpseclib
- https://security-tracker.debian.org/tracker/CVE-2026-32935
CWEs
CWE-208
Verify integrity in audit chain (admin only). AS-IS.