CVE-2026-85676

Katalog CVE

CVSS 4.3 · Medium EPSS 0,42%

Kerentanan URL Redirection to Untrusted Site ('Open Redirect'). Skor CVSS 3.1 4.3 (Medium) menurut vulncheck.com.

Deskripsi (NVD)

Dub contains an open redirect vulnerability in the redir_url query parameter that is accepted on every short link without validation or domain allowlist enforcement. Attackers can append the redir_url parameter to any short link to redirect visitors to arbitrary external URLs through the trusted Dub domain, bypassing destination blacklists and potentially enabling phishing attacks with link cloaking enabled.

Rincian

Terbit di NVD

4 September 2026

Terakhir diubah

23 September 2026

Status NVD

Deferred

CVSS 3.1

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

Jenis kelemahan (CWE)

CWE-601: URL Redirection to Untrusted Site ('Open Redirect')

EPSS (30 hari)

0,42% peluang dieksploitasi; lebih tinggi dari 34,7% 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/dubinc/dub
• https://github.com/dubinc/dub/blob/73415cf5e6be13ce9adb7ba5e97474307db34a17/apps/web/lib/middleware/utils/get-...
• https://github.com/dubinc/dub/issues/4337
• https://www.vulncheck.com/advisories/dub-open-redirect-via-unrestricted-redir-url-parameter