Unrated severityNVD Advisory· Published Feb 19, 2026· Updated Mar 5, 2026
SPIP < 4.4.8 Cross-Site Scripting via Iframe Tags in Private Area
CVE-2026-26223
Description
SPIP before 4.4.8 allows cross-site scripting (XSS) in the private area via malicious iframe tags. The application does not properly sandbox or escape iframe content in the back-office, allowing an attacker to inject and execute malicious scripts. The fix adds a sandbox attribute to iframe tags in the private area. This vulnerability is not mitigated by the SPIP security screen.
Affected products
1Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
2- blog.spip.net/Mise-a-jour-de-securite-sortie-de-SPIP-4-4-8.htmlmitrevendor-advisorypatch
- www.vulncheck.com/advisories/spip-cross-site-scripting-via-iframe-tags-in-private-areamitrethird-party-advisory
News mentions
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