CVE-2026-129133
Last modified
CVE-2026-129133 is a medium-severity vulnerability rated 5.4/10 on the CVSS scale. MRBS before 1.13.0 contains a CSV formula injection vulnerability that allows authenticated users to inject spreadsheet formulas because the escape() function in web/report.php fails to neutralize leading formula characters. Attackers can store formulas in booking names, descriptions or custom fields that execute when privileged users open exported CSV reports, enabling data exfiltration or command execution via DDE..
Description
MRBS before 1.13.0 contains a CSV formula injection vulnerability that allows authenticated users to inject spreadsheet formulas because the escape() function in web/report.php fails to neutralize leading formula characters. Attackers can store formulas in booking names, descriptions or custom fields that execute when privileged users open exported CSV reports, enabling data exfiltration or command execution via DDE.
Metrics
Weakness Enumeration
Affected Software
Source: CNA advisory (CVE.org). NVD analysis pending.
| Vendor | Product | Versions |
|---|---|---|
| meeting-room-booking-system | mrbs-code | < 1.13.0 |
References
Timeline
- Published
- Last Modified
- Status
- Received
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- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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