CVE-2023-49316

high
Published 2026-05-08 · Modified 2026-05-08
CVSS v3
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS v2
VIR risk
8.0

Description

Phpseclib needs guardrails on large binaryfield integers

Predictions

Exploit likelihood
30%
Patch ETA

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2023-49316

OS impact

OSVersionStatusFixed in
debian debianbookwormfixed3.0.19-1+deb12u1
debian debianforkyfixed3.0.34-1
debian debiansidfixed3.0.34-1
debian debiantrixiefixed3.0.34-1

Package impact

EcosystemPackageVulnerableFixed
php Packagistphpseclib/phpseclib>=3.0.0,<3.0.343.0.34
php COMPOSERphpseclib/phpseclib>= 3.0.0, < 3.0.343.0.34

References

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