CVE-2026-27473
6.4 · MEDIUMOverview
CVE-2026-27473 is a medium-severity vulnerability affecting spip spip. It was published on February 19, 2026 and has a CVSS 3.1 base score of 6.4 (MEDIUM).
This vulnerability has a CVSS 3.1 base score of 6.4, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
Technical Description
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.
Remediation
Check the references section for vendor advisories and patches from spip. Update spip to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| spip | spip | >= 4.4.0, < 4.4.9 | Affected |
Frequently Asked Questions
What is CVE-2026-27473?
CVE-2026-27473 is a medium-severity vulnerability affecting spip spip. It was published on February 19, 2026 and has a CVSS 3.1 base score of 6.4 (MEDIUM).
How severe is CVE-2026-27473?
This vulnerability has a CVSS 3.1 base score of 6.4, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
How do I fix or remediate CVE-2026-27473?
Check the references section for vendor advisories and patches from spip. Update spip to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2026-27473?
CyberStrike's AI-powered security agents can automatically detect CVE-2026-27473 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
AI agents map your attack surface to find vulnerabilities like this one.
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Browser-based exploitation validates findings with real proof-of-concept.
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