CVE-2025-53923

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 keyword parameter. Due to lack of sanitization it is possible to inject HTML/JS code into keyword parameter. If one persuades an user into clicking into prepared link it is possible to execute any JS code in admin's browser. As of time of publication, no known patched versions exist.

CVSS v3.1

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

CVSS v3.1

8.2 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:L/A:N

EPSS

0.35% chance of exploitation in the next 30 days, 28th percentile

Published

2025-07-16

Updated

2025-07-22

Proof-of-concept exploits (1)

• emlog/emlog/security/advisories/GHSA-vvx2-m94x-f54m

References

• CVE Record
• NVD entry

Related

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