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01 Record

CVE-2021-31933

A remote code execution vulnerability exists in Chamilo through 1.11.14 due to improper input sanitization of a parameter used for file uploads, and improper file-extension filtering for certain

HighPUBLISHEDCNA: mitre
CNA base score7.2 CVSS v3.xCVSS:3.1/AC:L/AV:N/A:H/C:H/I:H/PR:H/S:U/UI:N
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02 Description

A remote code execution vulnerability exists in Chamilo through 1.11.14 due to improper input sanitization of a parameter used for file uploads, and improper file-extension filtering for certain

03 Exploitation and scoring

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
13.93% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 96.2% of scored records. A rank, not a probability.
NVD base score
7.2 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
NVD analysis status
Modified. NVD last modified this record on 2026-06-17.
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.

04 Metadata

Published
2021-04-30 20:49Z5 YR AGO
Last updated
2024-08-03 23:10Z2 YR AGO
Reserved
2021-04-30
Assigning CNA
mitre
Record state
PUBLISHED
Severity
High (CVSS 7.2)
CNA CVSS vector
CVSS:3.1/AC:L/AV:N/A:H/C:H/I:H/PR:H/S:U/UI:N
Weaknesses
  • CWE-706Use of Incorrectly-Resolved Name or ReferenceClass
Data version
5.1
Document digest
adce10eea9f1613af470010f7c54a28eb7152339dec69f20b5fe24c188c1d760

05 Affected products

VendorProductVersionsPlatforms
chamilochamiloNot specified—

06 References