CVE-2023-25810

Persistent Cross site scripting (XSS) through description in status page in Uptime Kuma

MEDIUM
5.4
CVSS Score
Published: February 21, 2023 at 08:45 PM UTC
Updated: June 17, 2026 at 05:42 AM UTC
2 products affected across 2 vendorsUptime KumaKuma Uptime Kuma

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Severity
MEDIUM5.4
Exploit prediction
EPSS 0.4%
SSVC
No known exploit

Description

Uptime Kuma is a self-hosted monitoring tool. In versions prior to 1.20.0 the Uptime Kuma status page allows a persistent XSS attack. Users are advised to upgrade. There are no known workarounds for this vulnerability.

Affected

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

v < 1.20.0
Affected range stops below 1.20.0, so it looks safe — our inference, not a vendor statement
v < 1.20.0
Affected range stops below 1.20.0, so it looks safe — our inference, not a vendor statement

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.

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

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

CVSS

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

Quick Info

StatusMODIFIED
CWE
CWE-79

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