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.

CVSS v3.1

4.8 MEDIUMCVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N

CVSS v3.1

6.9 MEDIUMCVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:H/I:L/A:N

EPSS

0.27% chance of exploitation in the next 30 days, 19th percentile

Published

2025-07-16

Updated

2025-07-18

Proof-of-concept exploits (1)

• emlog/emlog/security/advisories/GHSA-6rmq-5rjf-3fmx

References

• CVE Record
• NVD entry

Related

• CVE-2019-16868
• CVE-2019-17073
• CVE-2020-21013
• CVE-2020-21014
• CVE-2022-43372
• CVE-2024-12841