CVE-2026-103686

medium

Description

A flaw has been found in rhukster dom-sanitizer up to 1.0.15. Impacted is the function DOMSanitizer::isDangerousUrl of the file src/DOMSanitizer.php of the component URL Validation. This manipulation causes cross site scripting. It is possible to initiate the attack remotely. The exploit has been published and may be used. Upgrading to version 1.0.16 is recommended to address this issue. Patch name: 4623b565d060bc02ca5a07d8c8241fe28e2edfda. It is suggested to upgrade the affected component.

References

https://vuldb.com/vuln/412550/cti

https://vuldb.com/vuln/412550

https://vuldb.com/submit/958312

https://vuldb.com/cve/CVE-2026-103686

https://github.com/rhukster/dom-sanitizer/security/advisories/GHSA-mrpv-6x26-mf6c

https://github.com/rhukster/dom-sanitizer/releases/tag/1.0.16

https://github.com/rhukster/dom-sanitizer/commit/4623b565d060bc02ca5a07d8c8241fe28e2edfda

https://github.com/rhukster/dom-sanitizer/

https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-90847

Details

Source: Mitre, NVD

Published: 2026-10-01

Updated: 2026-10-06

Risk Information

CVSS v2

Base Score: 4

Vector: CVSS2#AV:N/AC:L/Au:S/C:N/I:P/A:N

Severity: Medium

CVSS v3

Base Score: 3.5

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

Severity: Low

CVSS v4

Base Score: 5.1

Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N

Severity: Medium

EPSS

EPSS: 0.00365