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.
Published: 2026-05-12
Score: 7.5 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories
Source ID Title
Github GHSA Github GHSA GHSA-3qpq-r242-jqj7 phpseclib has a CVE-2024-27355 mitigation bypass — OID amplification DoS in ASN1::decodeOID()
History

Thu, 14 May 2026 20:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Tue, 12 May 2026 22:00:00 +0000

Type Values Removed Values Added
First Time appeared Phpseclib
Phpseclib phpseclib
Vendors & Products Phpseclib
Phpseclib phpseclib

Tue, 12 May 2026 17:30:00 +0000

Type Values Removed Values Added
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.
Title phpseclib: CVE-2024-27355 mitigation bypass — OID amplification DoS in ASN1::decodeOID()
Weaknesses CWE-400
References
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}


Subscriptions

Phpseclib Phpseclib
cve-icon MITRE

Status: PUBLISHED

Assigner: GitHub_M

Published:

Updated: 2026-05-14T19:24:44.689Z

Reserved: 2026-05-05T14:39:34.923Z

Link: CVE-2026-44167

cve-icon Vulnrichment

Updated: 2026-05-14T19:23:51.862Z

cve-icon NVD

Status : Deferred

Published: 2026-05-12T18:17:29.273

Modified: 2026-05-13T18:24:31.310

Link: CVE-2026-44167

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-05-12T21:45:05Z

Weaknesses