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CVE-2026-50765

MEDIUM
6.1
CVSS Score
Published: June 26, 2026 at 12:00 AM UTC
Updated: July 5, 2026 at 02:30 AM UTC
1 product affected across 1 vendorKoha

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Severity
MEDIUM6.1
Exploit prediction
EPSS 0.3%
SSVC
PoC

Description

Cross-Site Scripting (XSS) vulnerability in the patron restriction type administration page of Koha Library Management System through 25.11 allows an authenticated remote attacker with administrator privileges to inject arbitrary web scripts via the restriction type label (display_text field)

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Koha· Koha
95%
v ≤ 25.11.00

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (2)

Source: cverecord
http://koha.com
ExploitThird Party Advisory
Source: cverecord
https://lgnas.gitbook.io/findings/cve-2026-50765

SSVC — Action Prioritization

SSVCPoCNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

6.1MEDIUMCISA-ADP
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality
LOW
Integrity
LOW
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-79

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