CVE-2025-22602
Stored DOM-based XSS (without CSP) via video placeholders in Discourse
6.1
MEDIUM
CVSS 3.1
EPSS 0.15%
描述
Discourse is an open source platform for community discussion. In affected versions an attacker can execute arbitrary JavaScript on users' browsers by posting a malicious video placeholder html element. This issue only affects sites with CSP disabled. This problem has been patched in the latest version of Discourse. Users are advised to upgrade. Users unable to upgrade should enable CSP.
如何修補 CVE-2025-22602
要修補 CVE-2025-22602,請將受影響套件升級到下列已修補版本。
- —升級至 3.4.0 或更新版本
CVE-2025-22602 正在被利用嗎?
低 — EPSS 為 0.1%,目前沒有觀察到大規模利用活動。
受影響套件(1)
- from 0, < 3.4.0
CVSS 分數
| 來源 | 版本 | 嚴重程度 | 向量 |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |