XSS in Link Library

CVE-2026-16535

The Link Library WordPress plugin before 7.9.4 does not sanitise and escape a parameter before reflecting it back in a response, allowing unauthenticated attackers to perform Reflected Cross-Site Scripting attacks against users who can be tricked into performing an action.

Vulnerability class: XSS (Cross-Site Scripting)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.005 (43.7th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 44th percentile — 43.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-16535: held from 0.003 to 0.005.

EPSS over last 30 days · oldest: 0.003 · newest: 0.005 · change: +0.002

Affected products

  • Link Library — versions 0

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-16535?
CVE-2026-16535 is a medium-severity vulnerability in Link Library, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2026-08-08.
How severe is CVE-2026-16535?
Medium severity. CVSS v3 base score is 6.1 out of 10.