CVE-2023-25811
CVE-2023-25811 is a medium-severity vulnerability in Uptime-kuma Project Uptime-kuma with a CVSS 3.x base score of 6.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-79.
Key facts
- Severity: Medium (CVSS 3.x base score 6.3)
- EPSS exploit prediction: 0% (38th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-79
- Affected product: Uptime-kuma Project Uptime-kuma
- Published:
- Last modified:
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.
Frequently asked questions
- What is CVE-2023-25811?
- 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.
- How severe is CVE-2023-25811?
- CVE-2023-25811 has a CVSS 3.x base score of 6.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity high, and availability none.
- Is CVE-2023-25811 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (38th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2023-25811?
- CVE-2023-25811 affects Uptime-kuma Project Uptime-kuma. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2023-25811?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2023-25811 published?
- CVE-2023-25811 was published on 2023-02-21 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:uptime-kuma_project:uptime-kuma:*:*:*:*:*:*:*:*
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