CVE Explorer
CVE-2026-58025
Deserialization of untrusted data vulnerability in Wikimedia Foundation MediaWiki.
This vulnerability is associated with program files includes/Import/WikiImporter.Php, includes/Import/WikiRevision.Php, includes/Logging/LogEntryBase.Php.
This issue affects MediaWiki: from * before 1.46.0, 1.45.4, 1.44.6, 1.43.9.
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
1
Preserved source conflicts
No provider value was silently selected as the winner.
cwe · 2 assertions
{"cweId":"CWE-94","description":"CWE-94","lang":"en","type":"CWE"}
- cve_program_cvelist_v5cweurn:baitaphish:normalized-source-record:v2:fef32e4369ac0335feb78a064b86db2850361a9fc358683622af626331adbfc1 · sha256:785331f37939fad9… · /containers/cna/problemTypes/1/descriptions/0
{"cweId":"CWE-502","description":"CWE-502 Deserialization of untrusted data","lang":"en","type":"CWE"}
- cve_program_cvelist_v5cweurn:baitaphish:normalized-source-record:v2:fef32e4369ac0335feb78a064b86db2850361a9fc358683622af626331adbfc1 · sha256:785331f37939fad9… · /containers/cna/problemTypes/0/descriptions/0
Affected products and versions
1 source assertion{"defaultStatus":"unaffected","product":"MediaWiki","programFiles":["includes/Import/WikiImporter.php","includes/Import/WikiRevision.php","includes/Logging/LogEntryBase.php","https://phabricator.wikimedia.org/T422244"],"repo":"https://gerrit.wikimedia.org/g/mediawiki/core/+/refs/heads/master","vendor":"Wikimedia Foundation","versions":[{"lessThan":"1.46.0, 1.45.4, 1.44.6, 1.43.9","status":"affected","version":"*","versionType":"semver"}]}
- cve_program_cvelist_v5affectedurn:baitaphish:normalized-source-record:v2:fef32e4369ac0335feb78a064b86db2850361a9fc358683622af626331adbfc1 · sha256:785331f37939fad9… · /containers/cna/affected/0
Provider-owned CVSS observations
1 source assertion{"metric":{"Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","Safety":"NOT_DEFINED","attackComplexity":"HIGH","attackRequirements":"NONE","attackVector":"NETWORK","baseScore":5.9,"baseSeverity":"MEDIUM","exploitMaturity":"NOT_DEFINED","privilegesRequired":"HIGH","providerUrgency":"NOT_DEFINED","subAvailabilityImpact":"LOW","subConfidentialityImpact":"LOW","subIntegrityImpact":"LOW","userInteraction":"NONE","valueDensity":"NOT_DEFINED","vectorString":"CVSS:4.0/AV:N/AC:H/AT:N/PR:H/UI:N/VC:L/VI:H/VA:L/SC:L/SI:L/SA:L","version":"4.0","vulnAvailabilityImpact":"LOW","vulnConfidentialityImpact":"L…
- cve_program_cvelist_v5cvssurn:baitaphish:normalized-source-record:v2:fef32e4369ac0335feb78a064b86db2850361a9fc358683622af626331adbfc1 · sha256:785331f37939fad9… · /containers/cna/metrics/0/cvssV4_0
CWE assertions
2 source assertions{"cweId":"CWE-94","description":"CWE-94","lang":"en","type":"CWE"}
- cve_program_cvelist_v5cweurn:baitaphish:normalized-source-record:v2:fef32e4369ac0335feb78a064b86db2850361a9fc358683622af626331adbfc1 · sha256:785331f37939fad9… · /containers/cna/problemTypes/1/descriptions/0
{"cweId":"CWE-502","description":"CWE-502 Deserialization of untrusted data","lang":"en","type":"CWE"}
- cve_program_cvelist_v5cweurn:baitaphish:normalized-source-record:v2:fef32e4369ac0335feb78a064b86db2850361a9fc358683622af626331adbfc1 · sha256:785331f37939fad9… · /containers/cna/problemTypes/0/descriptions/0
Source references
1 source assertion{"url":"https://phabricator.wikimedia.org/T422244"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:fef32e4369ac0335feb78a064b86db2850361a9fc358683622af626331adbfc1 · sha256:785331f37939fad9… · /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.