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| Reporter | Title | Published | Views | Family All 9 |
|---|---|---|---|---|
 | CVE-2026-42556 | 8 May 202622:28 | – | attackerkb |
 | CVE-2026-42556 | 8 May 202623:20 | – | circl |
 | Gitroom Postiz 跨站脚本漏洞 | 8 May 202600:00 | – | cnnvd |
 | CVE-2026-42556 Postiz stored XSS in public preview page | 8 May 202622:28 | – | cvelist |
 | EUVD-2026-28866 | 8 May 202622:28 | – | euvd |
 | CVE-2026-42556 | 8 May 202623:16 | – | nvd |
 | PT-2026-39216 | 8 May 202600:00 | – | ptsecurity |
 | CVE-2026-42556 | 13 May 202620:23 | – | redhatcve |
 | CVE-2026-42556 Postiz stored XSS in public preview page | 8 May 202622:28 | – | vulnrichment |
[
{
"vendor": "gitroomhq",
"product": "postiz-app",
"versions": [
{
"version": ">= 2.21.6, < 2.21.7",
"status": "affected"
}
]
}
]| Parameter | Position | Path | Description | CWE |
|---|---|---|---|---|
| postId | path | /p/<postId>?share=true | Post content stored by tampering save request can be rendered as HTML via the preview page, enabling XSS through dangerouslySetInnerHTML on the main origin. | CWE-79 |
| share | path | /p/<postId>?share=true | Post content stored by tampering save request can be rendered as HTML via the preview page, enabling XSS through dangerouslySetInnerHTML on the main origin. | CWE-79 |
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17 Jun 2026 10:48Current
5.9Medium risk
Vulners AI Score5.9
CVSS 3.18.9 - 9
EPSS0.00258
SSVC