CVE-2023-31807 Cross-site scripting in n/a

What is CVE-2023-31807?

CVE-2023-31807 is a medium-severity cross-site scripting vulnerability in Chamilo Chamilo Lms, published on 9 May 2023. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Official description

Cross Site Scripting vulnerability found in Chamilo Lms v.1.11.18 allows a local attacker to execute arbitrary code via a crafted payload to the personal notes function.

Weakness: CWE-79

Which versions are affected by CVE-2023-31807?

It affects 1 product.

Products include Chamilo Chamilo Lms.

How do I fix CVE-2023-31807?

No fix has been published for CVE-2023-31807 yet. Limit exposure of the affected software until one is available.

Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.

Is CVE-2023-31807 being exploited?

There is no known exploitation of CVE-2023-31807 in the wild and no public exploit code.

Other vulnerabilities in Chamilo Chamilo Lms

• CVE-2025-50187 Chamilo: Evaluation of untrusted user input leads to Remote Code Execution Critical 9.8
• CVE-2023-34944 File upload in n/a Critical 9.8
• CVE-2022-27423 SQL injection in n/a Critical 9.8
• CVE-2021-35414 SQL injection in n/a Critical 9.8
• CVE-2019-13082 File upload in n/a Critical 9.8

All Chamilo Chamilo Lms vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-3p2g-hmgr-8chv.