CVE-2026-44167
phpseclib has a CVE-2024-27355 mitigation bypass — OID amplification DoS in ASN1::decodeOID()
7.5
HIGH
CVSS 3.1
EPSS 0.03%
Description
phpseclib is a PHP secure communications library. Prior to 1.0.29, 2.0.54, and 3.0.52, anyone loading untrusted ASN1 files (eg. X509 certificates, RSA PKCS8 private or public keys, etc). This is a bypass of CVE-2024-27355. This vulnerability is fixed in 1.0.29, 2.0.54, and 3.0.52.
How to fix CVE-2026-44167
To remediate CVE-2026-44167, upgrade the affected package to a fixed version below.
- —no fix listed
- —upgrade to 3.0.19-1+deb12u6 or later
- —no fix listed
- —upgrade to 1.0.29 or later
Is CVE-2026-44167 being exploited?
Low — EPSS is 0.0%, meaning exploitation activity has not been observed at scale.
Affected packages (4)
- from 0
- from 0, < 3.0.19-1+deb12u6
- from 0
- >= 0.1.1, < 1.0.29
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |