How severe is CVE-2025-53924?

CVE-2025-53924 has a CVSS 3.x base score of 6.9, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is high, integrity low, and availability none.

Is CVE-2025-53924 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (19th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-53924?

CVE-2025-53924 affects Emlog. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-53924?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2025-53924 have an EU (EUVD) identifier?

Yes. CVE-2025-53924 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-21698.

When was CVE-2025-53924 published?

CVE-2025-53924 was published on 2025-07-16 and last updated on 2026-06-17.

CVE-2025-53924

CVE-2025-53924 is a medium-severity vulnerability in Emlog with a CVSS 3.x base score of 6.9. 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 6.9)
EPSS exploit prediction: 0% (19th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-21698
Weakness: CWE-79
Affected product: Emlog
Published: 2025-07-16
Last modified: 2026-06-17

Description

Emlog is an open source website building system. A cross-site scripting (XSS) vulnerability in emlog up to and including pro-2.5.17 allows authenticated remote attackers to inject arbitrary web script or HTML via the siteurl parameter. It is possible to inject malicious code into siteurl parameter resulting in Stored XSS. When someone clicks on the link the malicious code is executed. As of time of publication, no known patched versions exist.

Frequently asked questions

What is CVE-2025-53924?: Emlog is an open source website building system. A cross-site scripting (XSS) vulnerability in emlog up to and including pro-2.5.17 allows authenticated remote attackers to inject arbitrary web script or HTML via the siteurl parameter. It is possible to inject malicious code into siteurl parameter resulting in Stored XSS. When someone clicks on the link the malicious code is executed. As of time of publication, no known patched versions exist.
How severe is CVE-2025-53924?: CVE-2025-53924 has a CVSS 3.x base score of 6.9, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is high, integrity low, and availability none.
Is CVE-2025-53924 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (19th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-53924?: CVE-2025-53924 affects Emlog. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-53924?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-53924 have an EU (EUVD) identifier?: Yes. CVE-2025-53924 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-21698.
When was CVE-2025-53924 published?: CVE-2025-53924 was published on 2025-07-16 and last updated on 2026-06-17.

References

https://github.com/emlog/emlog/security/advisories/GHSA-6rmq-5rjf-3fmx

Affected products (1)

cpe:2.3:a:emlog:emlog:*:*:*:*:pro:*:*:*

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