Is phpseclib/phpseclib affected by CVE-2026-44167?

Packagist phpseclib/phpseclib is affected in >=0.1.1 =2.0.0 =3.0.0 <3.0.52.

Is CVE-2026-44167 being exploited?

Not on the CISA KEV list. EPSS exploit probability is 0.2%.

high

CVE-2026-44167

Q: Is CVE-2026-44167 being exploited?

Not on the CISA KEV list. EPSS exploit probability is 0.2%.

Packagist · phpseclib/phpseclib

Summary

phpseclib has a CVE-2024-27355 mitigation bypass — OID amplification DoS in ASN1::decodeOID()

Severity: high
EPSS: 0.2% (p11)
Also known as: GHSA-3qpq-r242-jqj7
Published: 2026-05-05

References

https://github.com/phpseclib/phpseclib/security/advisories/GHSA-3qpq-r242-jqj7
https://nvd.nist.gov/vuln/detail/CVE-2026-44167
https://github.com/phpseclib/phpseclib/commit/d53d2021bcb9f6a04d5d44ec99e6bbef219a71bc

Related advisories

CVE-2023-49316 — high · Packagist/phpseclib/phpseclib
CVE-2024-27355 — high · Packagist/phpseclib/phpseclib
CVE-2024-27354 — high · Packagist/phpseclib/phpseclib
CVE-2026-32935 — high · Packagist/phpseclib/phpseclib
CVE-2023-52892 — high · Packagist/phpseclib/phpseclib
GHSA-m557-wrgg-6rp4 — medium · Packagist/phpseclib/phpseclib

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Sources: CISA KEV (public domain), OSV.dev & GitHub Advisory Database (CC-BY-4.0), FIRST EPSS, NVD/CWE (public domain). Served live from the Stateward advisory database.