CVE-2026-26378
MEDIUM
5.4
CVSS Score
Published: June 3, 2026 at 12:00 AM UTC
Updated: July 22, 2026 at 08:24 PM UTC
1 product affected across 1 vendorKoha
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Severity
MEDIUM5.4
Exploit prediction
EPSS 0.3%
SSVC
PoC
Description
Cross Site Scripting vulnerability in Koha 25.11 and before allows a remote attacker to execute arbitrary code via file upload function in Invoice features
Remediation
No guide yetNo remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.
References (3)
SSVC — Action Prioritization
SSVCPoCNot automatablePartial impact
SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.
CVSS
5.4MEDIUMCISA-ADP
- Attack Vector
- NETWORK
- Complexity
- LOW
- Privileges
- LOW
- User Interaction
- REQUIRED
- Scope
- CHANGED
- Confidentiality
- LOW
- Integrity
- LOW
- Availability
- NONE
Vector?
Quick Info
StatusANALYZED
CWE
CWE-79
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