MEDIUMCVSS v3.1 5.4Vulnerability

CVE-2026-129133

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.

Properties

Severity
MEDIUM
Nvd fetched at
2026-11-14T00:40:25.638091+00:00
Cvss score
5.4
Cvss severity
MEDIUM
Retrieved at
2026-11-14T00:50:05+00:00
Score
5.4
Last source
NVD
Cvss version
3.1
Cve id
CVE-2026-129133
Cvss vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
First seen by Signal
2026-11-13T17:31:47+00:00
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Published at
2026-11-13T17:17:31.173
Last modified
2026-11-13T17:17:31.173

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CVE-2026-129133 (CVSS v3.1 5.4) — Ninja Signal Threat Intelligence | Ninja Signal