CVE-2021-43687 json
chamilo-lms v1.11.14 is affected by a Cross Site Scripting (XSS) vulnerability in /plugin/jcapture/applet.php if an attacker passes a messa…
published 2021-12-01 4 y ago modified 2026-07-09 4 mo ago also EUVD-2021-30594
- cvss
- 6.1
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.2%
- EPSS 1.2% chance of exploitation in 30 days, percentile 68%
- public exploits
- 0
- none known
Summary
chamilo-lms v1.11.14 is affected by a Cross Site Scripting (XSS) vulnerability in /plugin/jcapture/applet.php if an attacker passes a message hex2bin in the cookie.
Patch / fix
Exploit prediction
1.20% chance of exploitation in the next 30 days, higher than 68% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- github.com https://github.com/chamilo/chamilo-lms/blob/v1.11.14/plugin/jcapture/applet.php referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 6.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |
| NVD | 2.0 | 4.3 | AV:N/AC:M/Au:N/C:N/I:P/A:N |
Classification
- Weakness
-
- CWE-79 Improper Neutralization of Input During Web Page Generation
References
-
support.chamilo.org
/projects/chamilo-18/wiki/Security_issues#Issue-92-2021-11-12-Low-impact-Low-risk-XSS-Vulnerability-in-jCaptur
patch, vendor-advisory
-
github.com
/chamilo/chamilo-lms/blob/v1.11.14/plugin/jcapture/applet.php
exploit, third-party-advisory
-
github.com
/chamilo/chamilo-lms/tree/v1.11.14
third-party-advisory
Sources
- CVE List CVE-2021-43687
- NVD CVE-2021-43687
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