{"affected":[{"defaultStatus":"unaffected","ecosystem":"github","packageName":"Bubka/2FAuth","product":"2FAuth","source":"CNA: VulnCheck","vendor":"Bubka","versions":[{"lessThan":"9.0.1","status":"affected","version":"0","versionType":"semver"}]}],"cveId":"CVE-2026-127088","cwes":["CWE-640"],"description":"2FAuth before 9.0.1 contains a weak password recovery vulnerability that allows unauthenticated attackers to poison reset links by forging the HTTP Host header. Attackers can request password or WebAuthn recovery emails with an attacker-controlled host, capture the victim's token, and take over accounts exposing stored TOTP/HOTP secrets.","epss":{"date":"2026-11-13","percentile":0.46009,"score":0.0054},"exploits":[],"kev":null,"metrics":[{"score":8.6,"severity":"high","source":"CNA: VulnCheck","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N","version":"4.0"},{"score":8.1,"severity":"high","source":"CNA: VulnCheck","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N","version":"3.1"},{"score":8.6,"severity":"high","source":"NVD: disclosure@vulncheck.com","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","version":"4.0"},{"score":8.1,"severity":"high","source":"NVD: disclosure@vulncheck.com","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N","version":"3.1"}],"modifiedAt":1794611837350,"publishedAt":1794562456098,"references":[{"source":"CNA: VulnCheck","tags":["vendor-advisory"],"url":"https://github.com/Bubka/2FAuth/security/advisories/GHSA-v9qw-r94g-95qv"},{"source":"CNA: VulnCheck","tags":["patch"],"url":"https://github.com/Bubka/2FAuth/commit/35ce085b69f9f5044dfb94017c3f27c1dc2668f3"},{"source":"CNA: VulnCheck","tags":["release-notes"],"url":"https://github.com/Bubka/2FAuth/releases/tag/v9.0.1"},{"source":"CNA: VulnCheck","tags":["technical-description"],"url":"https://github.com/Bubka/2FAuth/blob/v9.0.0/app/Http/Kernel.php#L47"},{"source":"CNA: VulnCheck","tags":["technical-description"],"url":"https://github.com/Bubka/2FAuth/blob/v9.0.0/app/Notifications/WebauthnRecoveryNotification.php#L62-L64"},{"source":"CNA: VulnCheck","tags":["third-party-advisory"],"url":"https://www.vulncheck.com/advisories/2fauth-before-9.0.1-password-reset-poisoning-via-host-header"},{"source":"disclosure@vulncheck.com","tags":[],"url":"https://github.com/Bubka/2FAuth/blob/v9.0.0/app/Http/Kernel.php#L47"},{"source":"disclosure@vulncheck.com","tags":[],"url":"https://github.com/Bubka/2FAuth/blob/v9.0.0/app/Notifications/WebauthnRecoveryNotification.php#L62-L64"},{"source":"disclosure@vulncheck.com","tags":[],"url":"https://github.com/Bubka/2FAuth/commit/35ce085b69f9f5044dfb94017c3f27c1dc2668f3"},{"source":"disclosure@vulncheck.com","tags":[],"url":"https://github.com/Bubka/2FAuth/releases/tag/v9.0.1"},{"source":"disclosure@vulncheck.com","tags":[],"url":"https://github.com/Bubka/2FAuth/security/advisories/GHSA-v9qw-r94g-95qv"},{"source":"disclosure@vulncheck.com","tags":[],"url":"https://www.vulncheck.com/advisories/2fauth-before-9.0.1-password-reset-poisoning-via-host-header"}],"remediation":[{"kind":"fix","source":"CNA: VulnCheck","text":"The reporting source identifies this reference as a patch. Check the advisory for affected versions and supported release branches.","url":"https://github.com/Bubka/2FAuth/commit/35ce085b69f9f5044dfb94017c3f27c1dc2668f3"}],"revision":"7020aa5aea8e6a40a598eed1c2363e78fe766ddf51f985ec8620fc66d9225e1b","sources":[{"modifiedAt":1794609066989,"name":"CNA: VulnCheck","retrievedAt":1794611333612,"url":"https://www.cve.org/CVERecord?id=CVE-2026-127088"},{"modifiedAt":1794611837350,"name":"NVD","retrievedAt":1794615533620,"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-127088"},{"modifiedAt":null,"name":"FIRST EPSS","retrievedAt":1794611359834,"url":"https://api.first.org/data/v1/epss?cve=CVE-2026-127088"}],"ssvc":{"assessedAt":1794588123590,"automatable":"yes","exploitation":"none","source":"ADP: CISA-ADP","technicalImpact":"total"},"status":"published","title":"2FAuth before 9.0.1 Password Reset Poisoning via Host Header","updatedAt":1794615533620}