CVE-2026-43935
e107: Host Header Injection in e107 password reset enables phishing
CVSS Score
8.1
EPSS Score
0.0%
EPSS Percentile
0th
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.
| CWE | CWE-20 CWE-807 |
| Vendor | e107inc |
| Product | e107 |
| Published | May 26, 2026 |
| Last Updated | May 26, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
None
Affected Versions
e107inc / e107
< 2.3.4
References
github.com: https://github.com/e107inc/e107/security/advisories/GHSA-7pmw-jwvr-cq2x github.com: https://github.com/e107inc/e107/commit/04511f9f1d6e97c31ba7cc5bf7f1f9a19d221db6 github.com: https://github.com/e107inc/e107/commit/b0dee8234e273debbf7a8ae054de464f1008f357 github.com: https://github.com/e107inc/e107/commit/c4f9f71b0fd695545d0f09e2277b6f70ff4660fc