CVE-2026-48799

7.7 Élevée

Publiée le 15/07/2026 à 19:16 · Modifiée le 15/07/2026 à 22:54 · Analyse NVD reportée · Source : security-advisories@github.com

Description

Postiz is an AI social media scheduling tool. Prior to 2.21.8, Postiz fails to verify Nowpayments IPN callback authenticity against the payment provider shared secret and reads the target subscription identifier from the untrusted request body, allowing a low-privileged account to grant arbitrary organizations lifetime PRO subscriptions without payment. This issue is fixed in version 2.21.8.

Traduire en français

Produits concernés

gitroomhq postiz-app

Scores CVSS

Version	Score	Source	Vecteur
3.1	7.7 Élevée	security-advisories@github.com	`CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:H/A:N`

Faiblesses (CWE)

CWE-345
CWE-639

Références

https://gadvisory.org/advisories/PSA-2026-Q3TCPK
https://github.com/gitroomhq/postiz-app/commit/23696d2973510ae1f3f48bfa41a6bfbbf9827b05
https://github.com/gitroomhq/postiz-app/releases/tag/v2.21.8
https://github.com/gitroomhq/postiz-app/security/advisories/GHSA-j7rp-5mgj-qgg9

Ailleurs

NVD
CVE.org
CIRCL Vulnerability-Lookup
CERT-FR
GitHub Advisories