CVE-2026-35675Public exploitNetwork attack vector

Unauthenticated account password reset via missing token validation

Published May 28, 2026 · Updated May 28, 2026

Authentication bypass in Thorsten Rinne phpMyFAQ before 4.1.3 allows remote attackers to reset account passwords via a PUT request. UnauthorizedUserController::updatePassword accepts a matching username and email, changes the password without validating a reset token, and sends the new password to that email address. No credentials or user interaction are required; account access additionally requires control of the mailbox that receives the new password.

CVSS severity8.8
High
EPSS probability0.32%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Authentication bypass in Thorsten Rinne phpMyFAQ before 4.1.3 allows remote attackers to reset account passwords via a PUT request. UnauthorizedUserController::updatePassword accepts a matching username and email, changes the password without validating a reset token, and sends the new password to that email address. No credentials or user interaction are required; account access additionally requires control of the mailbox that receives the new password.

The record

CVE
CVE-2026-35675
Published
May 28, 2026
Updated
May 28, 2026
Vendor
Thorsten Rinne
Product
phpMyFAQ
Classifications
CWE-307, CWE-640, CWE-359, T1098
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. May 28, 2026CVE publishedPublication date reported by the CVE source.
  2. May 28, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=0 <4.1.3

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

Thorsten Rinne · phpMyFAQversion=0 <4.1.3

Published CVSS scores

8.2VulnCheckCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:N
8.8VulnCheckCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:H/VA:N/SC:N/SI:N/SA:N

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitPublished

Weakness, pattern, technique

CWE-307Improper Restriction of Excessive Authentication Attempts
CWE-640Weak Password Recovery Mechanism for Forgotten Password
CWE-359Exposure of Private Personal Information to an Unauthorized Actor
T1098Account Manipulation

Public exploit references

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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