CVE-2026-47760
TinyMCE Cross-Site Scripting (XSS) vulnerability using sanitization bypass through nested SVGs
描述
### Impact TinyMCE 6.8.x contains an XSS vulnerability caused by improper SVG namespace scope handling in the sanitizer. A crafted payload using nested <svg> elements can bypass attribute sanitization and execute arbitrary JavaScript. ### Patches This issue affects TinyMCE 6.8.x-7.0.x. The vulnerability is fixed in TinyMCE 7.1.0 and later. ### Workarounds No official workaround available. ### Acknowledgements Tiny thanks [maple3142](https://github.com/maple3142) (<https://maple3142.net>) of DEVCORE for their help identifying this vulnerability. ### References Fix introduced in TinyMCE 7.1.0 though a rewrite of code causing the vulnerability.
如何修補 CVE-2026-47760
要修補 CVE-2026-47760,請將受影響套件升級到下列已修補版本。
- —升級至 7.1.0 或更新版本
- —升級至 7.1.0 或更新版本
- —升級至 7.1.0 或更新版本
CVE-2026-47760 正在被利用嗎?
目前沒有被利用訊號。CVE-2026-47760 既不在 CISA KEV 也沒有最新的 EPSS 分數。
受影響套件(3)
- >= 6.8.0, < 7.1.0
- >= 6.8.0, < 7.1.0
- >= 6.8.0, < 7.1.0
CVSS 分數
| 來源 | 版本 | 嚴重程度 | 向量 |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH8.7 | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N |