CVE-2026-0668

{"id": "CVE-2026-0668", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.3, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "LOW", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 1.4, "exploitabilityScore": 3.9}]}, "published": "2026-01-07T18:15:52.873", "references": [{"url": "https://gerrit.wikimedia.org/r/q/I4ff2737c9f0ba805267d1fc8296e7cff61241ee3", "source": "c4f26cc8-17ff-4c99-b5e2-38fc1793eacc"}, {"url": "https://gerrit.wikimedia.org/r/q/I893a9fca694a2613e29e149dea2d76d7f06063e5", "source": "c4f26cc8-17ff-4c99-b5e2-38fc1793eacc"}, {"url": "https://gerrit.wikimedia.org/r/q/Ie08d9a8ceb2c9a22a635cfc27964353f14072dbf", "source": "c4f26cc8-17ff-4c99-b5e2-38fc1793eacc"}, {"url": "https://gerrit.wikimedia.org/r/q/Ifbf9c2ade621226e14fe852f3217293772bf8bb8", "source": "c4f26cc8-17ff-4c99-b5e2-38fc1793eacc"}, {"url": "https://phabricator.wikimedia.org/T387008", "source": "c4f26cc8-17ff-4c99-b5e2-38fc1793eacc"}], "vulnStatus": "Awaiting Analysis", "weaknesses": [{"type": "Secondary", "source": "c4f26cc8-17ff-4c99-b5e2-38fc1793eacc", "description": [{"lang": "en", "value": "CWE-1333"}]}], "descriptions": [{"lang": "en", "value": "Inefficient Regular Expression Complexity vulnerability in Wikimedia Foundation MediaWiki - VisualData Extension allows Regular Expression Exponential Blowup.This issue affects MediaWiki - VisualData Extension: 1.45."}], "lastModified": "2026-01-08T18:08:54.147", "sourceIdentifier": "c4f26cc8-17ff-4c99-b5e2-38fc1793eacc"}