{"id":"CVE-2026-43935","aliases":["EUVD-2026-31850","GHSA-7pmw-jwvr-cq2x"],"status":"published","title":"e107: Host Header Injection in e107 password reset enables phishing","description":"e107 is a content management system (CMS). Prior to 2.3.4, a Host Header Injection vulnerability in the password reset page allows attackers to manipulate the Host header to generate password reset links pointing to attacker-controlled domains. This can lead to phishing attacks, account takeover, or other security risks. The severity is high, as the vulnerability affects a critical function related to user authentication. This vulnerability is fixed in 2.3.4.","severity":{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00297,"percentile":0.22534,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-20","CWE-807"],"published":"2026-05-26T15:01:36Z","modified":"2026-10-28T02:31:00Z","products":[{"vendor":"e107inc","product":"e107"}],"references":[{"url":"https://github.com/e107inc/e107/security/advisories/GHSA-7pmw-jwvr-cq2x","tags":["x_refsource_CONFIRM","exploit","advisory"]},{"url":"https://github.com/e107inc/e107/commit/04511f9f1d6e97c31ba7cc5bf7f1f9a19d221db6","tags":["x_refsource_MISC","fix"]},{"url":"https://github.com/e107inc/e107/commit/b0dee8234e273debbf7a8ae054de464f1008f357","tags":["x_refsource_MISC","fix"]},{"url":"https://github.com/e107inc/e107/commit/c4f9f71b0fd695545d0f09e2277b6f70ff4660fc","tags":["x_refsource_MISC","fix"]},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/43xxx/CVE-2026-43935.json","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-43935","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2026-43935","title":"e107: Host Header Injection in e107 password reset enables phishing","description":"e107 is a content management system (CMS). Prior to 2.3.4, a Host Header Injection vulnerability in the password reset page allows attackers to manipulate the Host header to generate password reset links pointing to attacker-controlled domains. This can lead to phishing attacks, account takeover, or other security risks. The severity is high, as the vulnerability affects a critical function related to user authentication. This vulnerability is fixed in 2.3.4.","status":"published","published":"2026-05-26T15:01:36.72Z","modified":"2026-05-26T15:49:36.185Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N","level":"high","assessor":"cna"}],"cwes":["CWE-20","CWE-807"],"updated_at":"2026-11-02T13:37:25.103021Z"}],"euvd":[{"id":"EUVD-2026-31850","description":"e107 is a content management system (CMS). Prior to 2.3.4, a Host Header Injection vulnerability in the password reset page allows attackers to manipulate the Host header to generate password reset links pointing to attacker-controlled domains. This can lead to phishing attacks, account takeover, or other security risks. The severity is high, as the vulnerability affects a critical function related to user authentication. This vulnerability is fixed in 2.3.4.","status":"published","published":"2026-05-26T15:01:36Z","modified":"2026-05-26T15:49:36Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N","level":"high"}],"updated_at":"2026-11-02T18:21:06.903439Z"}],"nvd":[{"id":"CVE-2026-43935","description":"e107 is a content management system (CMS). Prior to 2.3.4, a Host Header Injection vulnerability in the password reset page allows attackers to manipulate the Host header to generate password reset links pointing to attacker-controlled domains. This can lead to phishing attacks, account takeover, or other security risks. The severity is high, as the vulnerability affects a critical function related to user authentication. This vulnerability is fixed in 2.3.4.","status":"published","published":"2026-05-26T16:16:25.39Z","modified":"2026-07-24T11:10:00.17Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N","level":"high","assessor":"secondary"}],"cwes":["CWE-20","CWE-807"],"updated_at":"2026-11-02T14:12:20.131508Z"}],"osv":[{"id":"CVE-2026-43935","title":"e107: Host Header Injection in e107 password reset enables phishing","description":"e107 is a content management system (CMS). Prior to 2.3.4, a Host Header Injection vulnerability in the password reset page allows attackers to manipulate the Host header to generate password reset links pointing to attacker-controlled domains. This can lead to phishing attacks, account takeover, or other security risks. The severity is high, as the vulnerability affects a critical function related to user authentication. This vulnerability is fixed in 2.3.4.","status":"published","published":"2026-05-26T15:01:36.72Z","modified":"2026-10-28T02:31:00.258025766Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N","level":"high"}],"cwes":["CWE-20","CWE-807"],"updated_at":"2026-11-02T15:45:04.820169Z"}]}}