SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityDeferred

CVE-2026-15525

A vulnerability was detected in kLOsk adloop up to 0.9.0.

LOW 2.1EPSS 0.37%

Does this matter?

Lower severity and a low EPSS score (0.37%). Track it; it rarely justifies an emergency change on its own.

Description

A vulnerability was detected in kLOsk adloop up to 0.9.0. This vulnerability affects the function _validate_urls of the file src/adloop/ads/write.py. Performing a manipulation of the argument final_url results in server-side request forgery. The attack may be initiated remotely. The exploit is now public and may be used. Upgrading to version 0.10.0 is able to resolve this issue. The patch is named 217399723e3a2fb39389e5355d49ed80aaf9ea7c. Upgrading the affected component is advised.

CVSS 4.0
2.1 LOWCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M
EPSS
0.37% probability · 31th percentile
CISA KEV
Not listed
Weakness
CWE-918
Source
cna@vuldb.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.