Vulnerability Details CVE-2026-27473
SPIP before 4.4.9 allows Stored Cross-Site Scripting (XSS) via syndicated sites in the private area. The #URL_SYNDIC output is not properly sanitized on the private syndicated site page, allowing an attacker who can set a malicious syndication URL to inject persistent scripts that execute when other administrators view the syndicated site details.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.0
EPSS Ranking 7.4%
CVSS Severity
CVSS v3 Score 6.4
References
Products affected by CVE-2026-27473
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cpe:2.3:a:spip:spip:4.4.0
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cpe:2.3:a:spip:spip:4.4.1
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cpe:2.3:a:spip:spip:4.4.2
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cpe:2.3:a:spip:spip:4.4.3
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cpe:2.3:a:spip:spip:4.4.4
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cpe:2.3:a:spip:spip:4.4.5
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cpe:2.3:a:spip:spip:4.4.6
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cpe:2.3:a:spip:spip:4.4.7
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cpe:2.3:a:spip:spip:4.4.8