CVE-2026-125364
What it is
frab through 0.9.1 contains a privilege escalation vulnerability that allows authenticated crew users to grant themselves orga roles by submitting unchecked nested conference_users_attributes. Attackers can abuse UsersController#update or #create, which skip filter_conference_users, to gain orga on any conference and fully manage its events, schedule, reviewers and crew.
At a glance
- Exploitability
- Can be exploited over the network with a low-privilege account. High risk of data exposure, data tampering.
- Fix
- A patch, advisory or fixed version is referenced. Upgrade or apply it.
Timeline
- ReservedThe CVE id was reserved by its CNA
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: not scored yet.
- Severity: 8.6 HIGH (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Weakness
- CWE-269 · Improper privilege management
- Record status
- Received
Attack profile CVSS 4.0 · 8.6
- Attack vector
- Network
- Complexity
- Low
- Attack requirements
- None
- Privileges needed
- Low
- User interaction
- None
- Confidentiality
- High
- Integrity
- High
- Availability
- None
Raw vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/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
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2026-125364.md and follow it. Check whether this project is affected by CVE-2026-125364. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
Fix and advisories
References
- https://github.com/frab/frab
- https://github.com/frab/frab/blob/0.9.1/app/controllers/users_controller.rb#L51
- https://github.com/frab/frab/commit/8d14d491ac73f2e19030e95a86b6575106270eeb
- https://github.com/frab/frab/issues/1053
- https://www.vulncheck.com/advisories/frab-through-0.9.1-privilege-escalation-via-conference-users-attributes-in-userscontroller