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.
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Affected products
2Patches
Vulnerability mechanics
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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