{"basis":"claimed","id":"CVE-2026-42018","name":"JFrog Artifactory Improper Authentication Vulnerability","vendorProject":"JFrog","product":"Artifactory","publishedAt":"2026-08-12","cvss":{"score":7.5,"severity":"HIGH","version":"3.1"},"exploited":{"kevAdded":"2026-09-11","dueDate":"2026-09-25","ransomware":false},"epss":{"score":0.09805,"percentile":0.95549,"date":"2026-11-02"},"coverage":{"cloudflare":{"status":"blocks","firstOn":"2026-09-25","daysToRule":44},"aws":{"status":"none","firstOn":null,"daysToRule":null},"azure":{"status":"none","firstOn":null,"daysToRule":null},"google":{"status":"none","firstOn":null,"daysToRule":null},"fastly":{"status":"no_history","firstOn":null,"daysToRule":null},"f5":{"status":"rule","firstOn":"2026-10-21","daysToRule":70},"akamai":{"status":"no_source","firstOn":null,"daysToRule":null},"crs":{"status":"none","firstOn":null,"daysToRule":null}},"title":"Anonymous user token generation exposure in JFrog Artifactory","description":"JFrog Artifactory could return an internal anonymous-user token to an unauthenticated caller when anonymous access is disabled, potentially exposing sensitive resources.","cwes":["CWE-287"],"vendors":[{"vendor":"cloudflare","status":"blocks","basis":"claimed","firstOn":"2026-09-25","firstIsNew":true,"daysToRule":44,"daysAtMost":null,"freePlan":false,"claims":[{"id":"fa8492e394fd36d9889385e8fb526df924295d88e6c2c7e3b3f1229e462c39ba","cve_id":"CVE-2026-42018","vendor":"cloudflare","product":"Cloudflare Managed Ruleset","rule_id":"76f7d07e2ff549789ab222cac797ef03","rule_name":"JFrog Artifactory - Authentication Bypass - CVE:CVE-2026-42018","change":"new","default_action":"Block","published_on":"2026-09-25","source_url":"https://developers.cloudflare.com/changelog/post/2026-09-25-emergency-waf-release/","source_title":"WAF Release - 2026-09-25 - Emergency","excerpt":"JFrog Artifactory - Authentication Bypass - CVE:CVE-2026-42018. Previous action: N/A. New action: Block. This is a new detection.","first_seen_at":"2026-11-02T21:00:15.176Z"}]},{"vendor":"aws","status":"none","basis":"claimed","firstOn":null,"firstIsNew":false,"daysToRule":null,"daysAtMost":null,"freePlan":false,"claims":[]},{"vendor":"azure","status":"none","basis":"claimed","firstOn":null,"firstIsNew":false,"daysToRule":null,"daysAtMost":null,"freePlan":false,"claims":[]},{"vendor":"google","status":"none","basis":"claimed","firstOn":null,"firstIsNew":false,"daysToRule":null,"daysAtMost":null,"freePlan":false,"claims":[]},{"vendor":"fastly","status":"no_history","basis":"claimed","firstOn":null,"firstIsNew":false,"daysToRule":null,"daysAtMost":null,"freePlan":false,"claims":[]},{"vendor":"f5","status":"rule","basis":"claimed","firstOn":"2026-10-21","firstIsNew":true,"daysToRule":70,"daysAtMost":null,"freePlan":false,"claims":[{"id":"f3c8f8b849d77cbb44d41a7d9fbc07f4272f4c2d6016f161f681f0300c562a5f","cve_id":"CVE-2026-42018","vendor":"f5","product":"Attack signatures","rule_id":"200013226","rule_name":"JFrog Artifactory Authentication Bypass (2)","change":"new","default_action":null,"published_on":"2026-10-21","source_url":"https://docs.cloud.f5.com/docs-v2/platform/changelogs/security-details-changelog","source_title":"F5 Distributed Cloud attack signatures changelog","excerpt":"Added: signature 200013226 \"JFrog Artifactory Authentication Bypass (2)\" (Authentication/Authorization Attacks, risk High), systems: Other Web Server. References: CVE-2026-65615, CVE-2026-42018.","first_seen_at":"2026-11-02T21:00:23.656Z"}]},{"vendor":"akamai","status":"no_source","basis":"claimed","firstOn":null,"firstIsNew":false,"daysToRule":null,"daysAtMost":null,"freePlan":false,"claims":[]},{"vendor":"crs","status":"none","basis":"claimed","firstOn":null,"firstIsNew":false,"daysToRule":null,"daysAtMost":null,"freePlan":false,"claims":[]}],"updatedAt":"2026-11-02T23:17:38.554Z","cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","ssvc":{"exploitation":"active","automatable":"yes","technicalImpact":"partial"},"measured":[{"engineId":"owasp-crs","engineName":"OWASP Core Rule Set","engineVersion":"4.25.0","runtime":"Coraza v3.8.1","config":"paranoia level 1, anomaly threshold 5, default CRS settings","ranAt":"2026-11-02T13:02:57.000Z","verdict":"passed","templateId":"CVE-2026-42018","templatePath":"http/cves/2026/CVE-2026-42018.yaml","requests":2,"blockedRequests":0,"rules":[],"note":"","requestDetail":[{"method":"POST","path":"/access/api/v1/aws/token","status":200,"blocked":false,"rules":[]},{"method":"POST","path":"/access/api/v1/aws/token/","status":200,"blocked":false,"rules":[]}]},{"engineId":"owasp-crs","engineName":"OWASP Core Rule Set","engineVersion":"4.25.0","runtime":"Coraza v3.8.1","config":"paranoia level 2, anomaly threshold 5, default CRS settings","ranAt":"2026-11-02T13:03:28.000Z","verdict":"passed","templateId":"CVE-2026-42018","templatePath":"http/cves/2026/CVE-2026-42018.yaml","requests":2,"blockedRequests":0,"rules":[],"note":"","requestDetail":[{"method":"POST","path":"/access/api/v1/aws/token","status":200,"blocked":false,"rules":[]},{"method":"POST","path":"/access/api/v1/aws/token/","status":200,"blocked":false,"rules":[]}]}],"social":{"total":0,"first_seen":null,"daily":[{"day":"2026-10-20","posts":0},{"day":"2026-10-21","posts":0},{"day":"2026-10-22","posts":0},{"day":"2026-10-23","posts":0},{"day":"2026-10-24","posts":0},{"day":"2026-10-25","posts":0},{"day":"2026-10-26","posts":0},{"day":"2026-10-27","posts":0},{"day":"2026-10-28","posts":0},{"day":"2026-10-29","posts":0},{"day":"2026-10-30","posts":0},{"day":"2026-10-31","posts":0},{"day":"2026-11-01","posts":0},{"day":"2026-11-02","posts":0}],"top_posts":[],"exploit_repositories":[]}}