CVE-2023-25811

Persistent Cross site scripting (XSS) in Uptime Kuma

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Published Feb 21, 2023 CVSS 3.1 · 6.3 Medium EPSS < 1% KEV · Not listed

Description

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

Affected Products

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

louislam

uptime-kuma

affected

Version	Status	Constraints
`< 1.20.0`	affected	—

Configuration 1 [-]

cpe:2.3:a:uptime-kuma_project:uptime-kuma:*:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source	ID	Title
EUVD	EUVD-2023-29704	Uptime Kuma is a self-hosted monitoring tool. In versions prior to 1.20.0 the Uptime Kuma `name` parameter allows a persistent XSS attack. Users are advised to upgrade. There are no known workarounds for this vulnerability.

Metrics

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact Low

Integrity Impact High

Availability Impact None

User Interaction Required

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploit prediction score: < 1% (0.474% probability within 30 days)

Exploitation poc

Automatable no

Technical Impact partial

References

Link	Providers
https://github.com/louislam/uptime-kuma/security/advisories/GHSA-553g-fcpf-m3wp

History

Mar 10, 2025 9:15 PM Scoring metrics updated View changes

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

Subscriptions

Uptime-kuma Project Uptime-kuma

Weaknesses

CWE-79

Sources

CVE record Updated: Mar 10, 2025, 9:07 PM

Status: PUBLISHED
Assigner: GitHub_M
Published: Feb 21, 2023, 8:45 PM
Updated: Mar 10, 2025, 9:07 PM
Reserved: Feb 15, 2023, 4:34 PM

View source JSON

Vulnrichment Updated: Aug 2, 2024, 11:32 AM

Updated: Aug 2, 2024, 11:32 AM

NVD Updated: Jun 17, 2026, 5:42 AM

Status: Modified
Published: Feb 21, 2023, 9:15 PM
Modified: Jun 17, 2026, 5:42 AM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

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