CVE-2025-50891

7.2 highEPSS 0.4%

High (7.2). EPSS 0.4% chance of exploitation in the next 30 days.

The server-side backend for Adform Site Tracking before 2025-08-28 allows attackers to inject HTML or execute arbitrary code via cookie hijacking. NOTE: a customer does not need to take any action to update locally installed software (such as Adform Site Tracking 1.1).

Severity

CVSS 3.1

7.2 high

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N

EPSS: 0.4% chance of exploitation in the next 30 days; higher than 36% of CVEs (scores of 2026-10-31)
CWEs: CWE-79, CWE-77
Published: 2025-08-19
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

References

https://github.com/nikolas-ch/CVEs/blob/main/AdformTracking_ReflectedXSS/AdformTracking_ReflectedXSS.txt
https://github.com/nikolas-ch/CVEs/tree/main/AdformTracking_ReflectedXSS
https://www.adformhelp.com/hc/en-us/categories/9738364537233-Adform-Site-Tracking

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