CVE-2026-56285

Katalog CVE

CVSS 8.6 · High EPSS 0,48%

Kerentanan Server-Side Request Forgery (SSRF). Skor CVSS 3.1 8.6 (High) menurut vulncheck.com.

Deskripsi (NVD)

Nitter's /video media proxy endpoint fails to validate target URLs against Twitter/X domains and uses a hardcoded default HMAC key, allowing unauthenticated attackers to compute valid HMACs for arbitrary URLs. Attackers can retrieve HTTP responses from any host reachable by the server, including cloud metadata services and internal network resources.

Rincian

Terbit di NVD

29 Juni 2026

Terakhir diubah

14 Juli 2026

Status NVD

Deferred

CVSS 3.1

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

Jenis kelemahan (CWE)

CWE-918: Server-Side Request Forgery (SSRF)
CWE-1188: Initialization of a Resource with an Insecure Default

EPSS (30 hari)

0,48% peluang dieksploitasi; lebih tinggi dari 39,7% 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/zedeus/nitter/commit/44b2f096f67da2cc257a0e262a94a7ae79e95d47
• https://github.com/zedeus/nitter/issues/1411
• https://www.vulncheck.com/advisories/nitter-server-side-request-forgery-in-video-media-proxy-endpoint