CVE-2026-32935

medium

Published 2026-03-19 · Modified 2026-05-08

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CVSS v3

5.9

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

CVSS v4 NEW

8.2

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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

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

No mitigations published for this CVE yet.

The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.

✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here with source_tier=community-verified.

OS impact

Debian Fixed 5 releases

Version	Status	Fixed in
trixie	Fixed	`2.0.48-3+deb13u1`
sid	Fixed	`2.0.52-1`
forky	Fixed	`2.0.52-1`
bullseye	Fixed	`1.0.19-3+deb11u3`
bookworm	Fixed	`2.0.42-1+deb12u3`

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

CWEs

CWE-208

Community-verified mitigations for this CVE will appear above when contributors publish them.

Verify integrity in audit chain (admin only). AS-IS.