CVE-2026-89042

Katalog CVE

CVSS 9.1 · Critical EPSS 0,39%

Kerentanan Improper Verification of Cryptographic Signature. Skor CVSS 3.1 9.1 (Critical) menurut vulncheck.com.

Deskripsi (NVD)

passport-saml-encrypted through 0.1.13 makes SAML signature verification conditional on an optional cert option, allowing attackers to bypass authentication by submitting unsigned SAML responses. Attackers can post forged SAML responses with arbitrary NameID and attributes to the assertion consumer service endpoint to receive authenticated profiles without valid signatures.

Rincian

Terbit di NVD

10 September 2026

Terakhir diubah

11 September 2026

Status NVD

Deferred

CVSS 3.1

9.1 (Critical), sumber vulncheck.com
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-347: Improper Verification of Cryptographic Signature

EPSS (30 hari)

0,39% peluang dieksploitasi; lebih tinggi dari 30,7% CVE lain

Produk dan versi terdampak

NVD belum mencantumkan data produk (CPE) untuk CVE ini. Produk yang terdampak biasanya disebut di deskripsi dan di advisory vendor pada daftar referensi.

Referensi dan perbaikan

• https://github.com/krakenjs/passport-saml-encrypted
• https://github.com/krakenjs/passport-saml-encrypted/blob/v0.1.13/lib/saml.js#L296
• https://github.com/krakenjs/passport-saml-encrypted/blob/v0.1.13/lib/saml.js#L321
• https://github.com/krakenjs/passport-saml-encrypted/issues/29
• https://www.vulncheck.com/advisories/passport-saml-encrypted-through-0.1.13-authentication-bypass-via-missing-...