CVE-2026-85588 json
phpMyFAQ before 4.1.8 TOTP Secret Exposure via Data Export
published 2mo ago modified last mo. also EUVD-2026-71011 , GHSA-xhgx-2wj8-g4pj
Unreviewed: the maintainers' own advisory
Published by the maintainers on their GitHub repository thorsten/phpMyFAQ. GitHub has not reviewed it into the GitHub Advisory Database, so the affected packages and versions are the maintainers' word. Read the full advisory on GitHub.
- cvss
- 5.3
- version 4.0, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.5%
- EPSS 0.5% chance of exploitation in 30 days, percentile 45%
- public exploits
- 0
- none known
Summary
phpMyFAQ versions before 4.1.8 include live TOTP shared secrets in plaintext within user data export ZIP files. Attackers obtaining exported archives can extract the TOTP seed and generate valid one-time codes to bypass two-factor authentication.
Patch / fix
- thorsten phpMyFAQ 4.1.8
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- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- last mo.
Exploit prediction
0.53% chance of exploitation in the next 30 days, higher than 45% of all scored CVEs (FIRST EPSS, 2026-11-11).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 4.0 | 5.3 | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N |
| CNA | 4.0 | 5.3 | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/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 |
Affected products
- thorsten phpMyFAQ
Classification
- Weakness
-
- CWE-200 Exposure of Sensitive Information to an Unauthorized Actor
References
-
github.com
/thorsten/phpMyFAQ/security/advisories/GHSA-xhgx-2wj8-g4pj
vendor-advisory, advisory
-
vulncheck.com
/advisories/phpmyfaq-before-4.1.8-totp-secret-exposure-via-data-export
third-party-advisory
Sources
- CVE List CVE-2026-85588
- NVD CVE-2026-85588
- Maintainer advisory GHSA-xhgx-2wj8-g4pj
Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.
The maintainers of thorsten/phpMyFAQ published their own advisory on GitHub. Reviewed sources take precedence over it.