How severe is CVE-2025-52470?

CVE-2025-52470 has a CVSS 3.x base score of 4.8, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2025-52470 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (12th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-52470?

CVE-2025-52470 affects Chamilo Chamilo Lms. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-52470?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2025-52470 have an EU (EUVD) identifier?

Yes. CVE-2025-52470 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-208175.

When was CVE-2025-52470 published?

CVE-2025-52470 was published on 2026-03-02 and last updated on 2026-06-17.

CVE-2025-52470

CVE-2025-52470 is a medium-severity vulnerability in Chamilo Chamilo Lms with a CVSS 3.x base score of 4.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-79.

Key facts

Severity: Medium (CVSS 3.x base score 4.8)
EPSS exploit prediction: 0% (12th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-208175
Weakness: CWE-79
Affected product: Chamilo Chamilo Lms
Published: 2026-03-02
Last modified: 2026-06-17

Description

Chamilo is a learning management system. Prior to version 1.11.30, a stored cross-site scripting (XSS) vulnerability exists in the session_category_add.php script. The vulnerability is caused by improper sanitization of the Category Name field, allowing privileged users to inject persistent JavaScript payloads. The injected script is later executed when accessing add_many_sessions_to_category.php, potentially compromising administrative sessions. This issue has been patched in version 1.11.30.

Frequently asked questions

What is CVE-2025-52470?: Chamilo is a learning management system. Prior to version 1.11.30, a stored cross-site scripting (XSS) vulnerability exists in the session_category_add.php script. The vulnerability is caused by improper sanitization of the Category Name field, allowing privileged users to inject persistent JavaScript payloads. The injected script is later executed when accessing add_many_sessions_to_category.php, potentially compromising administrative sessions. This issue has been patched in version 1.11.30.
How severe is CVE-2025-52470?: CVE-2025-52470 has a CVSS 3.x base score of 4.8, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2025-52470 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (12th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-52470?: CVE-2025-52470 affects Chamilo Chamilo Lms. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-52470?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-52470 have an EU (EUVD) identifier?: Yes. CVE-2025-52470 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-208175.
When was CVE-2025-52470 published?: CVE-2025-52470 was published on 2026-03-02 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:chamilo:chamilo_lms:*:*:*:*:*:*:*:*

More vulnerabilities in Chamilo Chamilo Lms

CVE-2026-33698 — Critical (CVSS 9.8): Chamilo LMS is a learning management system. Prior to 1.11.38, a chained attack can enable otherwise-blocked PHP code…
CVE-2026-28430 — Critical (CVSS 9.8): Chamilo LMS is a learning management system. Prior to version 1.11.34, there is an unauthenticated SQL injection…
CVE-2025-52998 — Critical (CVSS 9.8): Chamilo is a learning management system. Prior to version 1.11.30, in the application, deserialization of data is…
CVE-2025-50192 — Critical (CVSS 9.8): Chamilo is a learning management system. Prior to version 1.11.30, there is a time-based SQL Injection in found in…
CVE-2025-50190 — Critical (CVSS 9.8): Chamilo is a learning management system. Prior to version 1.11.30, there is an error-based SQL Injection via the GET…
CVE-2025-50187 — Critical (CVSS 9.8): Chamilo is a learning management system. Prior to version 1.11.28, parameter from SOAP request is evaluated without…

All CVEs affecting Chamilo Chamilo Lms →

Other CWE-79 (Cross-site Scripting (XSS)) vulnerabilities

CVE-2026-106102 — Critical (CVSS 10.0): Quasar Framework is a framework for building high-performance Vue.js user interfaces. Prior to 2.22.0, the SSR-only…
CVE-2026-59167 — Critical (CVSS 10.0): SunEditor is a lightweight and powerful WYSIWYG editor in vanilla JavaScript with no dependencies. Prior to 2.47.11,…
CVE-2026-85061 — Critical (CVSS 10.0): MapLibre GL JS is an interactive vector tile map library for web browsers. Prior to 6.4.1, DOM.sanitize() in…
CVE-2025-49410 — Critical (CVSS 10.0): Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Imran Emu TC…
CVE-2024-47875 — Critical (CVSS 10.0): DOMPurify is a DOM-only, super-fast, uber-tolerant XSS sanitizer for HTML, MathML and SVG. DOMpurify was vulnerable to…
CVE-2024-6886 — Critical (CVSS 10.0): Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Gitea…

Browse all CWE-79 (Cross-site Scripting (XSS)) vulnerabilities →