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CVE-2026-43935

e107: Host Header Injection in e107 password reset enables phishing

Published: May 26, 2026Updated: May 26, 2026 Sources: CVE List
NVD MITRE
8.1CVSS
HIGH

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.

EPSS Score
N/A
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
No Fix Available

CVSS Vector Breakdown

AV:NAC:LPR:NUI:RS:UC:HI:HA:N
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:RUser Interaction
Required
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:NAvailability
None

Weaknesses

CWE-20CWE-20: Improper Input ValidationCWE-807CWE-807: Reliance on Untrusted Inputs in a Security Decision

Affected Products

e107
e107inc

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

No known exploits, KEV entries, or remediation guidance available for this vulnerability yet.

MITRE ATT&CK

1 technique
Initial Access
View detailed technique mapping

References

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
and 1 more references View all →

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