High severity · published Aug 12, 2026
CVE-2026-46382
Meeting Room Booking System has server-side request forgery in import functionality
8.7
CVSS
0.4%
EPSS
No
On KEV
Description
The Meeting Room Booking System (MRBS) is a PHP-based application for booking meeting rooms. Prior to version 1.12.2, a user-supplied private/local URI can be made to be fetched without checks. Version 1.12.2 contains a fix. No known workarounds are available.
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 36% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
MR
mrbs-code · meeting-room-booking-system
< 1.12.2 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-46382
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-46382
github.com
https://github.com/meeting-room-booking-system/mrbs-code/releases/tag/v1.12.2
github.com
https://github.com/meeting-room-booking-system/mrbs-code/security/advisories/GHSA-gh77-mpcm-f8r3
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Meeting Room Booking System has an unauthenticated open redirect