CVE-2026-120329
Broken Access Control in extension "Mail" (mail)
Saving the configuration of the mail backend module writes submitted settings to the page TSconfig without restricting them to the configuration options of the module. Backend users with access to the mail module can write arbitrary page TSconfig.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- Low
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
Broken Access Control in extension "Mail" (mail)
Saving the configuration of the mail backend module writes submitted settings to the page TSconfig without restricting them to the configuration options of the module. Backend users with access to the mail module can write arbitrary page TSconfig.
- Record
CVE-2026-120329- CVSS 4.0
- 5.3 Medium
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N - Weakness
- CWE-74
- Updated
- 2026-11-03
EUVDEUVD-2026-115740
Saving the configuration of the mail backend module writes submitted settings to the page TSconfig without restricting them to the configuration options of the module. Backend users with access to the mail module can write arbitrary page TSconfig.
- Record
EUVD-2026-115740- CVSS 4.0
- 5.3 Medium
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-8wqm-6fj9-3468
Saving the configuration of the mail backend module writes submitted settings to the page...
Saving the configuration of the mail backend module writes submitted settings to the page TSconfig without restricting them to the configuration options of the module. Backend users with access to the mail module can write arbitrary page TSconfig.
- Record
GHSA-8wqm-6fj9-3468- CVSS 4.0
- 5.3 Medium
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/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 - Weakness
- CWE-74
- Updated
- 2026-11-03
NVD
Saving the configuration of the mail backend module writes submitted settings to the page TSconfig without restricting them to the configuration options of the module. Backend users with access to the mail module can write arbitrary page TSconfig.
- Record
CVE-2026-120329- CVSS 4.0
- 5.3 Medium
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/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 - Weakness
- CWE-74
- Updated
- 2026-11-03
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| facts | EUVD, GitHub Advisories | |
| aliases, references | GitHub Advisories | |
| aliases, published | EUVD, NVD | |
| first indexed | CVE List |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-120329 is a medium vulnerability (CVSS 5.3) in Typo3 Extension "mail", published November 3, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.30%, the 23rd percentile. No source names a fixed version.