CVE-2026-129132

LOW
INFO Priority: 0.00 BB Relevance: 55/100
Published: 2026-11-13 Modified: 2026-11-13 First seen: 2026-11-13 Status: active

Attack Surface

Network Low Complexity No Interaction

CVSS Vector Breakdown

AV: Network
AC: Low
PR: Low
UI: None
S: X
AT: Present
VC: Low
VI: Low
VA: None

Description

MRBS before 1.13.0 contains an LDAP injection vulnerability in web/lib/MRBS/Auth/AuthLdap.php that interpolates unescaped login usernames into DN search and group-membership filters. Attackers with valid directory credentials outside the required group can submit crafted usernames that make the group filter always true, bypassing access restrictions.

Affected Software (1)

VendorProductVersion
meeting-room-booking-system mrbs-code 0 < 1.13.0

Bug Bounty Relevance

55 / 100
✓ Network accessible
✓ Low complexity
✓ No user interaction

CVSS Score

2.3 / 10.0 v4.0
CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:L/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

EPSS — Exploitation Probability

No EPSS data available

Intelligence Sources

mitre ref →
nvd ref →