How severe is CVE-2025-53926?

CVE-2025-53926 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2025-53926 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (24th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-53926?

CVE-2025-53926 affects Emlog. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-53926?

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

Does CVE-2025-53926 have an EU (EUVD) identifier?

Yes. CVE-2025-53926 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-21725.

When was CVE-2025-53926 published?

CVE-2025-53926 was published on 2025-07-16 and last updated on 2026-06-17.

CVE-2025-53926

CVE-2025-53926 is a medium-severity vulnerability in Emlog with a CVSS 3.x base score of 6.1. 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 6.1)
EPSS exploit prediction: 0% (24th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-21725
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 remote attackers to inject arbitrary web script or HTML via the comment and comname parameters. Reflected XSS requires the victim to send POST requests, therefore the victim must be persuaded into clicking into sent URL. As of time of publication, no known patched versions exist.

Frequently asked questions

What is CVE-2025-53926?: 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 remote attackers to inject arbitrary web script or HTML via the comment and comname parameters. Reflected XSS requires the victim to send POST requests, therefore the victim must be persuaded into clicking into sent URL. As of time of publication, no known patched versions exist.
How severe is CVE-2025-53926?: CVE-2025-53926 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2025-53926 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (24th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-53926?: CVE-2025-53926 affects Emlog. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-53926?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-53926 have an EU (EUVD) identifier?: Yes. CVE-2025-53926 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-21725.
When was CVE-2025-53926 published?: CVE-2025-53926 was published on 2025-07-16 and last updated on 2026-06-17.

References

https://github.com/emlog/emlog/security/advisories/GHSA-g8jx-pj5p-fm3x

Affected products (1)

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

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