Moderate severityNVD Advisory· Published Apr 29, 2025· Updated Apr 30, 2025
Yeswiki Vulnerable to Unauthenticated Reflected Cross-site Scripting
CVE-2025-46549
Description
YesWiki is a wiki system written in PHP. Prior to version 4.5.4, an attacker can use a reflected cross-site scripting attack to steal cookies from an authenticated user by having them click on a malicious link. Stolen cookies allow the attacker to take over the user’s session. This vulnerability may also allow attackers to deface the website or embed malicious content. This issue has been patched in version 4.5.4.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
yeswiki/yeswikiPackagist | < 4.5.4 | 4.5.4 |
Affected products
1Patches
1107d43056adefix(bazar): no html in template parameter
1 file changed · +3 −1
tools/bazar/actions/BazarListeAction.php+3 −1 modified@@ -76,7 +76,9 @@ public function formatArguments($arg) } $template = $_GET['template'] ?? $arg['template'] ?? null; - + if ($template) { + $template = htmlspecialchars($template); + } // Dynamic templates $dynamic = $this->formatBoolean($arg, false, 'dynamic');
Vulnerability mechanics
Generated by null/stub on May 9, 2026. Inputs: CWE entries + fix-commit diffs from this CVE's patches. Citations validated against bundle.
References
4- github.com/advisories/GHSA-r9gv-qffm-xw6fghsaADVISORY
- nvd.nist.gov/vuln/detail/CVE-2025-46549ghsaADVISORY
- github.com/YesWiki/yeswiki/commit/107d43056adebaa0c731230f9fd010898e88f3f5ghsax_refsource_MISCWEB
- github.com/YesWiki/yeswiki/security/advisories/GHSA-r9gv-qffm-xw6fghsax_refsource_CONFIRMWEB
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