CVE-2021-43687

Exploitation

Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.

SSVC decision

Not assessed by CISA

EPSS probability

1.16% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 64.7% of scored records. A rank, not a probability.

NVD base score

6.1 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

NVD analysis status

Modified. NVD last modified this record on 2026-07-09.

Red Hat severity

No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2021-12-01 15:49Z4 YR AGO

Last updated

2026-07-09 00:15Z1 MO AGO

Reserved

2021-11-15

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')Base

Data version

5.2

Document digest

7d3ae191d2daa741ed17a20f77d719a0b951806c8d4e5856609a10e500233b93

• github.comhttps://github.com/chamilo/chamilo-lms/blob/v1.11.14/plugin/jcapture/applet.php
• github.comhttps://github.com/chamilo/chamilo-lms/tree/v1.11.14
• support.chamilo.orghttps://support.chamilo.org/projects/chamilo-18/wiki/Security_issues#Issue-92-2021-11-12-Low-impact-Low-risk-XSS-Vulnerability-in-jCapture-plugin-CVE-2021-43687