CVE-2026-18197: wordpress link-library Cross-site Scripting
CVSS: 6.4v4.0MediumAnalyzed
Published 29-07-2026Last modified 29-07-2026
Vulnerability summary
CVE-2026-18197 is a medium (CVSS 6.4) Cross-site Scripting vulnerability in wordpress link-library. EPSS estimates a 0.28% chance of exploitation in the next 30 days, higher than 18.8% of scored vulnerabilities. Fixed in 7.9.4.
CVSS score
6.4/10
010
Medium · v4.0 (CVE.org)EPSS score
0.28%
0%100%
Low · +0.12 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 29-07-2026PublishedVulnerability first disclosed.
- 29-07-2026Last modifiedVulnerability information updated.
Description
Improper neutralization of input during web page generation ('cross-site scripting') vulnerability in Link Library allows Cross-Site Scripting (XSS). This issue affects Link Library: before 7.9.4.
CVSS metrics
4 scores · 3 sources · 2 versionsMedium 6.4Preferred score · CVE.org (CNA)
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:N/SC:H/SI:H/SA:HSourcesAll 2 agree
- NVDNIST6.4MediumCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:N/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Medium 6.1Preferred score · NVD (NIST)
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:NSourcesAll 2 agree
- wordfenceSource6.1MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
EPSS trend
Probability
0.28%
Chance of exploitation in the next 30 days
Percentile
19%
Versus all other CVEs
30-day change
+0.12 pp
From 0.16% on 19-09-2026
19-09-202619-10-2026
EPSS score0.28%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Wordpress1 product
- link-library< 7.9.4
Ylefebvre1 product
- link_library< 7.9.4
2 vendors · 2 products
References
3 links- wordpress.org/plugins/link-library/Third Party Advisory
- tenable.com/security/research/tra-2026-52Third Party Advisory