What’s Vulnerable › Vulnerabilities

CVE-2021-44566

• Severity: medium (CVSS 5.4 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.7% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2022-02-24 · updated 2026-06-17
• Weakness: CWE-79

Description

A Cross Site Scripting (XSS) vulnerability exists in RosarioSIS before 4.3 via the SanitizeMarkDown function in ProgramFunctions/MarkDownHTML.fnc.php.

Affected products

• francoisjacquet/rosariosis: before 4.3 — fixed in 4.3

How to fix

Upgrade to a fixed version: francoisjacquet/rosariosis 4.3. Check the vendor advisory for mitigations.

References

• https://gitlab.com/francoisjacquet/rosariosis/-/blob/mobile/CHANGES_V3_4.md#changes-in-43
• https://gitlab.com/francoisjacquet/rosariosis/-/commit/81886abb45a32e802151660de674f084afaef3aa
• https://gitlab.com/francoisjacquet/rosariosis/-/issues/259
• https://gitlab.com/francoisjacquet/rosariosis/-/blob/mobile/CHANGES_V3_4.md#changes-in-43
• https://gitlab.com/francoisjacquet/rosariosis/-/commit/81886abb45a32e802151660de674f084afaef3aa
• https://gitlab.com/francoisjacquet/rosariosis/-/issues/259

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