CVE-2026-126569
5.4 MEDIUMpublic exploit availablePublished 2026-11-11 · Updated 2026-11-11
AI analysis for this CVE has not been generated yet. Raw NVD data is shown below.
NVD description
Mbin 1.2.1 before 1.11.1 contains a stored cross-site scripting vulnerability in EmbedElement::buildDestructed() that renders nested Markdown image alt text and URL without HTML escaping. Authenticated users can embed HTML in the alt text of an image inside a link in entries, comments, posts, messages, or bios to run script in viewers' browsers.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Weaknesses
CWE-79
Public exploit & PoC references
All references
- https://github.com/MbinOrg/mbin/blob/v1.11.0/src/Markdown/CommonMark/EmbedElement.php#L57-L67
- https://github.com/MbinOrg/mbin/commit/736fd39fe9cd59f5d51636d25e1857d88ddbd0bd
- https://github.com/MbinOrg/mbin/releases/tag/v1.11.1
- https://github.com/MbinOrg/mbin/security/advisories/GHSA-g3r9-j6w4-2257
- https://www.vulncheck.com/advisories/mbin-1.2.1-before-1.11.1-stored-xss-via-markdown-image-nested-in-link
Source data: NVD (nvd.nist.gov), public domain. Exploit-DB.ai adds local AI analysis for defensive use only.
Related CVEs
- MEDIUMCVE-2012-20003PoC
- MEDIUMCVE-2012-20004PoC
- MEDIUMCVE-2012-20005PoC
- MEDIUMCVE-2013-20009PoC
- MEDIUMCVE-2014-125131PoC
- MEDIUMCVE-2014-125132PoC
- MEDIUMCVE-2015-20130PoC
- MEDIUMCVE-2016-20098PoC
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