VYPR
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.

PackageAffected versionsPatched versions
yeswiki/yeswikiPackagist
< 4.5.44.5.4

Affected products

1

Patches

1
107d43056ade

fix(bazar): no html in template parameter

https://github.com/YesWiki/yeswikiFlorian SchmittApr 16, 2025via ghsa
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

News mentions

0

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