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01 Record

CVE-2020-26121

An issue was discovered in the FileImporter extension for MediaWiki before 1.34.4. An attacker can import a file even when the target page is protected against "page creation" and the attacker should

UnratedPUBLISHEDCNA: mitre
CNA base scoreUnratedNo CNA CVSS vector
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02 Description

An issue was discovered in the FileImporter extension for MediaWiki before 1.34.4. An attacker can import a file even when the target page is protected against "page creation" and the attacker should

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
1.27% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 69.5% of scored records. A rank, not a probability.
NVD base score
7.5 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
NVD analysis status
Modified. NVD last modified this record on 2026-06-17.
Red Hat severity
Moderate. Red Hat's rating for its own products, not a CVSS rating.

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
2020-09-27 20:08Z6 YR AGO
Last updated
2024-08-04 15:49Z2 YR AGO
Reserved
2020-09-27
Assigning CNA
mitre
Record state
PUBLISHED
Severity
Not rated by the issuing CNA
CNA CVSS vector
Not published by the issuing CNA
Weaknesses
  • CWE-863Incorrect AuthorizationClass
  • CWE-281Improper Preservation of PermissionsBase
Data version
5.1
Document digest
54d38b56ed448a855cac7213bf939e44b614fc788c52c5e8e66d29c539db73a0

05 Affected products

VendorProductVersionsPlatforms
fedoraprojectfedoraNot specified—
mediawikimediawikiNot specified—
redhatopenshiftNot specified—

06 References