CVE Explorer
CVE-2026-39937
Improper removal of sensitive information before storage or transfer vulnerability in The Wikimedia Foundation Mediawiki - CentralAuth Extension allows Resource Leak Exposure. The issue has been remediated on the `master` branch, and in the release branches for MediaWiki versions 1.43, 1.44, and 1.45.
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0
Affected products and versions
1 source assertion{"defaultStatus":"affected","product":"Mediawiki - CentralAuth Extension","vendor":"The Wikimedia Foundation","versions":[{"status":"unaffected","version":"1.43"},{"status":"unaffected","version":"1.44"},{"status":"unaffected","version":"1.45"},{"lessThan":"1.43","status":"affected","version":"0","versionType":"custom"}]}
- cve_program_cvelist_v5affectedurn:baitaphish:normalized-source-record:v2:2048c8c6f8ccbd182ec354d14e1c3ce8ce49855d7cec15551f6b5031c25e1976 · sha256:7b0cbc281a7c30b6… · /containers/cna/affected/0
Provider-owned CVSS observations
1 source assertion{"metric":{"Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","Safety":"NOT_DEFINED","attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"NETWORK","baseScore":8.8,"baseSeverity":"HIGH","exploitMaturity":"NOT_DEFINED","privilegesRequired":"NONE","providerUrgency":"NOT_DEFINED","subAvailabilityImpact":"LOW","subConfidentialityImpact":"LOW","subIntegrityImpact":"LOW","userInteraction":"NONE","valueDensity":"NOT_DEFINED","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:L/VA:L/SC:L/SI:L/SA:L","version":"4.0","vulnAvailabilityImpact":"LOW","vulnConfidentialityImpact":"HIGH…
- cve_program_cvelist_v5cvssurn:baitaphish:normalized-source-record:v2:2048c8c6f8ccbd182ec354d14e1c3ce8ce49855d7cec15551f6b5031c25e1976 · sha256:7b0cbc281a7c30b6… · /containers/cna/metrics/0/cvssV4_0
CWE assertions
1 source assertion{"cweId":"CWE-212","description":"CWE-212 Improper removal of sensitive information before storage or transfer","lang":"en","type":"CWE"}
- cve_program_cvelist_v5cweurn:baitaphish:normalized-source-record:v2:2048c8c6f8ccbd182ec354d14e1c3ce8ce49855d7cec15551f6b5031c25e1976 · sha256:7b0cbc281a7c30b6… · /containers/cna/problemTypes/0/descriptions/0
Source references
2 source assertions{"url":"https://gerrit.wikimedia.org/r/q/I0b72427fa329aee85841a2cb23dec3058edce85e"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:2048c8c6f8ccbd182ec354d14e1c3ce8ce49855d7cec15551f6b5031c25e1976 · sha256:7b0cbc281a7c30b6… · /containers/cna/references/1
{"url":"https://phabricator.wikimedia.org/T418122"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:2048c8c6f8ccbd182ec354d14e1c3ce8ce49855d7cec15551f6b5031c25e1976 · sha256:7b0cbc281a7c30b6… · /containers/cna/references/0
Attribution and limitations
- CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →
Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.