CVE-2026-92760

Katalog CVE

CVSS 6.5 · Medium EPSS 0,42%

Kerentanan Incorrect Authorization. Skor CVSS 3.1 6.5 (Medium) menurut vulncheck.com.

Deskripsi (NVD)

Shlink through 5.1.6 fails to enforce API key role restrictions when issuing Mercure subscription tokens, allowing restricted keys to subscribe to all topics. Attackers with author-only or domain-only keys can access the mercure-info endpoint to receive visit data including referrer, user agent, geolocation, and full short URL objects for URLs outside their authorization boundary.

Rincian

Terbit di NVD

16 September 2026

Terakhir diubah

23 September 2026

Status NVD

Deferred

CVSS 3.1

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

Jenis kelemahan (CWE)

CWE-863: Incorrect Authorization

EPSS (30 hari)

0,42% peluang dieksploitasi; lebih tinggi dari 34,0% 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/shlinkio/shlink
• https://github.com/shlinkio/shlink-common/blob/main/src/Mercure/LcobucciJwtProvider.php#L38-L41
• https://github.com/shlinkio/shlink/blob/v5.1.6/module/Rest/src/Action/MercureInfoAction.php#L26-L42
• https://github.com/shlinkio/shlink/issues/2633
• https://www.vulncheck.com/advisories/shlink-through-5.1.6-mercure-token-authorization-bypass