CVE Explorer
CVE-2026-58520
URL redirection to untrusted site ('open redirect') vulnerability in The Wikimedia Foundation Mediawiki - UrlShortener Extension allows Cross-Site Flashing.
This issue affects Mediawiki - UrlShortener Extension: from * before 1.43.9, 1.44.6, 1.45.4.
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0
Affected products and versions
1 source assertion{"defaultStatus":"unaffected","product":"Mediawiki - UrlShortener Extension","vendor":"The Wikimedia Foundation","versions":[{"lessThan":"1.43.9, 1.44.6, 1.45.4","status":"affected","version":"*","versionType":"semver"}]}
- cve_program_cvelist_v5affectedurn:baitaphish:normalized-source-record:v2:4479cc5325c0f6570568040c89e5cff9a489c63acd16cafe52920b1e74da739d · sha256:33298cdf1f4d6c7f… · /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":6.9,"baseSeverity":"MEDIUM","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:L/VI:L/VA:L/SC:L/SI:L/SA:L","version":"4.0","vulnAvailabilityImpact":"LOW","vulnConfidentialityImpact":"LO…
- cve_program_cvelist_v5cvssurn:baitaphish:normalized-source-record:v2:4479cc5325c0f6570568040c89e5cff9a489c63acd16cafe52920b1e74da739d · sha256:33298cdf1f4d6c7f… · /containers/cna/metrics/0/cvssV4_0
CWE assertions
1 source assertion{"cweId":"CWE-601","description":"CWE-601 URL redirection to untrusted site ('open redirect')","lang":"en","type":"CWE"}
- cve_program_cvelist_v5cweurn:baitaphish:normalized-source-record:v2:4479cc5325c0f6570568040c89e5cff9a489c63acd16cafe52920b1e74da739d · sha256:33298cdf1f4d6c7f… · /containers/cna/problemTypes/0/descriptions/0
Source references
2 source assertions{"url":"https://gerrit.wikimedia.org/r/q/I7a59cc4c351b5aa47ed46f7a14a1105fd1ecc5b5"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:4479cc5325c0f6570568040c89e5cff9a489c63acd16cafe52920b1e74da739d · sha256:33298cdf1f4d6c7f… · /containers/cna/references/1
{"url":"https://phabricator.wikimedia.org/T418431"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:4479cc5325c0f6570568040c89e5cff9a489c63acd16cafe52920b1e74da739d · sha256:33298cdf1f4d6c7f… · /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.