Phpseclib

10 CVEs across 1 Phpseclib products. Browse Phpseclib vulnerabilities, severities, and proof-of-concept exploits.

Phpseclib products with known CVEs

ProductCVEs
Phpseclib10
Phpseclib CVEs — newest first
CVESeverityScorePublishedSummary
CVE-2026-55599Medium5.82026-06-22phpseclib is a PHP secure communications library. From 0.1.1 until 1.0.30, 2.0.55, and 3.0.54, when an application validates an untrusted X.509 certificate wit…
CVE-2026-44167High7.52026-05-12phpseclib 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 pr…
CVE-2026-40194Low3.72026-04-10phpseclib is a PHP secure communications library. Starting in 0.1.1 and prior to 3.0.51, 2.0.53, and 1.0.28, phpseclib\Net\SSH2::get_binary_packet() uses PHP's…
CVE-2026-32935Medium5.92026-03-20phpseclib is a PHP secure communications library. Projects using versions 0.1.1 through 1.0.26, 2.0.0 through 2.0.51, and 3.0.0 through 3.0.49 are vulnerable t…
CVE-2023-52892High7.52024-06-27In phpseclib before 1.0.22, 2.x before 2.0.46, and 3.x before 3.0.33, some characters in Subject Alternative Name fields in TLS certificates are incorrectly al…
CVE-2024-27355High7.52024-03-01An issue was discovered in phpseclib 1.x before 1.0.23, 2.x before 2.0.47, and 3.x before 3.0.36. When processing the ASN.1 object identifier of a certificate…
CVE-2024-27354High7.52024-03-01An issue was discovered in phpseclib 1.x before 1.0.23, 2.x before 2.0.47, and 3.x before 3.0.36. An attacker can construct a malformed certificate containing…
CVE-2023-49316High7.52023-11-27In Math/BinaryField.php in phpseclib 3 before 3.0.34, excessively large degrees can lead to a denial of service.
CVE-2023-27560High7.52023-03-03Math/PrimeField.php in phpseclib 3.x before 3.0.19 has an infinite loop with composite primefields.
CVE-2021-30130High7.52021-04-06phpseclib before 2.0.31 and 3.x before 3.0.7 mishandles RSA PKCS#1 v1.5 signature verification.