CVE-2021-43687

MEDIUM

CVSS v3.1: 6.1 · EPSS: 0.0138 (68.7 percentile)

NetworkNo privilegesXSS

Source data as of:

At a glance

Severity
MEDIUM
CVSS
6.1 v3.1 · NVD
EPSS
0.0138 (68.7 percentile) · FIRST.org
CISA KEV
No
Type
XSS · NVD CWE
Attack conditions (CVSS vector)
NetworkNo privileges · Source: NVD Vector
Affected vendors
chamilo
Published
2021-12-01 · Modified: 2026-07-05
References
Jump to references (4)

CVSS / EPSS / KEV

CVSS v3.1 6.1 / 10 MEDIUM Source: NVD
EPSS 0.0138 68.7 percentile Source: FIRST.org
CISA KEV No Source: CISA

Source — CVSS: NVD · EPSS: FIRST.org · KEV: CISA. Data & Sources

Description

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.

Record details

CVE ID
CVE-2021-43687
CVSS (v3.1)
6.1 (MEDIUM)
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Exploitability subscore
2.8
Impact subscore
2.7
EPSS
0.0138 (68.7 percentile) — 2026-07-05
CISA KEV
No
Weakness (CWE)
CWE-79
Affected vendors
chamilo
Affected configurations (CPE)
1
Published
2021-12-01
Modified
2026-07-05
Status
Modified

References

Reference URLs as listed by NVD, grouped by a mechanical match on the link's host/pattern. Labels describe the link type only.

Related records

Other records sharing a factual facet, for cross-reference. A descriptive neighbourhood — ordering does not imply priority and is not a recommendation.

Same affected vendor

CVE-2023-34944 CRITICAL CVSS 9.8 CVE-2023-34960 CRITICAL CVSS 9.8 CVE-2023-31801 MEDIUM CVSS 6.1 CVE-2023-31800 MEDIUM CVSS 5.4

Same weakness type (CWE)

CVE-2022-40434 CRITICAL CVSS 9.8 CVE-2025-44148 CRITICAL CVSS 9.8 CVE-2025-52161 CRITICAL CVSS 9.8 CVE-2022-36180 CRITICAL CVSS 9.6

Published the same year

CVE-2021-42952 CRITICAL CVSS 9.9 CVE-2021-27132 CRITICAL CVSS 9.8 CVE-2021-27715 CRITICAL CVSS 9.8 CVE-2021-28235 CRITICAL CVSS 9.8
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