CVE-2025-66561
CVE-2025-66561 is a high-severity vulnerability in Syslifters Sysreptor with a CVSS 3.x base score of 7.3. 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: High (CVSS 3.x base score 7.3)
- EPSS exploit prediction: 0% (6th percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2025-201321
- Weakness: CWE-79
- Affected product: Syslifters Sysreptor
- Published:
- Last modified:
Description
SysReptor is a fully customizable pentest reporting platform. Prior to 2025.102, there is a Stored Cross-Site Scripting (XSS) vulnerability allows authenticated users to execute malicious JavaScript in the context of other logged-in users by uploading malicious JavaScript files in the web UI. This vulnerability is fixed in 2025.102.
Frequently asked questions
- What is CVE-2025-66561?
- SysReptor is a fully customizable pentest reporting platform. Prior to 2025.102, there is a Stored Cross-Site Scripting (XSS) vulnerability allows authenticated users to execute malicious JavaScript in the context of other logged-in users by uploading malicious JavaScript files in the web UI. This vulnerability is fixed in 2025.102.
- How severe is CVE-2025-66561?
- CVE-2025-66561 has a CVSS 3.x base score of 7.3, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is high, integrity high, and availability none.
- Is CVE-2025-66561 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (6th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2025-66561?
- CVE-2025-66561 affects Syslifters Sysreptor. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2025-66561?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- Does CVE-2025-66561 have an EU (EUVD) identifier?
- Yes. CVE-2025-66561 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-201321.
- When was CVE-2025-66561 published?
- CVE-2025-66561 was published on 2025-12-04 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:syslifters:sysreptor:*:*:*:*:*:*:*:*
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