{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-8888","assignerOrgId":"37e5125f-f79b-445b-8fad-9564f167944b","state":"PUBLISHED","assignerShortName":"certcc","dateReserved":"2026-05-18T20:40:05.298Z","datePublished":"2026-06-03T18:16:25.264Z","dateUpdated":"2026-06-04T19:48:31.510Z"},"containers":{"cna":{"title":"CVE-2026-8888","descriptions":[{"lang":"en","value":"Version 3.0.7 of the Securly Chrome Extension downloads config.json over HTTP and compiles server-provided patterns as JavaScript regular expressions via new RegExp() without complexity validation. An on-path attacker can inject specific patterns to cause catastrophic backtracking, resulting in denial of service on all browsing."}],"source":{"discovery":"UNKNOWN"},"affected":[{"vendor":"Securly","product":"Securly Chrome Extension","versions":[{"status":"affected","version":"0","lessThanOrEqual":"3.0.7","versionType":"custom"}]}],"problemTypes":[{"descriptions":[{"lang":"en","description":"CWE-1333"}]}],"references":[{"url":"https://kb.cert.org/vuls/id/595768"}],"x_generator":{"engine":"VINCE 3.0.42","env":"prod","origin":"https://cveawg.mitre.org/api/cve/CVE-2026-8888"},"providerMetadata":{"orgId":"37e5125f-f79b-445b-8fad-9564f167944b","shortName":"certcc","dateUpdated":"2026-06-03T18:18:13.249Z"}},"adp":[{"problemTypes":[{"descriptions":[{"type":"CWE","cweId":"CWE-1333","lang":"en","description":"CWE-1333 Inefficient Regular Expression Complexity"}]}],"metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":7.5,"attackVector":"NETWORK","baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","integrityImpact":"NONE","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"NONE","confidentialityImpact":"NONE"}},{"other":{"type":"ssvc","content":{"timestamp":"2026-06-04T19:48:22.314942Z","id":"CVE-2026-8888","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-06-04T19:48:31.510Z"}}]}}