CVE-2025-40652
CVE-2025-40652 is a medium-severity vulnerability with a CVSS 4.0 base score of 5.3. 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 4.0 base score 5.3)
- EPSS exploit prediction: 0% (25th percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2025-27974
- Weakness: CWE-79
- Published:
- Last modified:
Description
Stored Cross-Site Scripting (XSS) vulnerability in the CoverManager booking software. This allows an attacker to inject malicious scripts into the application, which are permanently stored on the server. The malicious scripts are executed in the browser of any user visiting the affected page without the user having to take any further action. This can allow the attacker to steal sensitive information, such as session cookies, login credentials, and perform actions on behalf of the affected user.
Frequently asked questions
- What is CVE-2025-40652?
- Stored Cross-Site Scripting (XSS) vulnerability in the CoverManager booking software. This allows an attacker to inject malicious scripts into the application, which are permanently stored on the server. The malicious scripts are executed in the browser of any user visiting the affected page without the user having to take any further action. This can allow the attacker to steal sensitive information, such as session cookies, login credentials, and perform actions on behalf of the affected user.
- How severe is CVE-2025-40652?
- CVE-2025-40652 has a CVSS 4.0 base score of 5.3, rated medium severity.
- Is CVE-2025-40652 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (25th percentile), an estimate of the probability of exploitation in the next 30 days.
- How do I fix CVE-2025-40652?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- Does CVE-2025-40652 have an EU (EUVD) identifier?
- Yes. CVE-2025-40652 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-27974.
- When was CVE-2025-40652 published?
- CVE-2025-40652 was published on 2025-05-26 and last updated on 2026-06-17.
References
Other CWE-79 (Cross-site Scripting (XSS)) vulnerabilities
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- CVE-2024-6886 — Critical (CVSS 10.0): Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Gitea…
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- CVE-2023-45138 — Critical (CVSS 10.0): Change Request is an pplication allowing users to request changes on a wiki without publishing the changes directly.…
- CVE-2022-4361 — Critical (CVSS 10.0): Keycloak, an open-source identity and access management solution, has a cross-site scripting (XSS) vulnerability in the…
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