Is CVE-2026-23734 in the CISA KEV catalog?

No. CVE-2026-23734 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the EPSS score for CVE-2026-23734?

CVE-2026-23734 has an EPSS score of 19.54% (97th percentile), estimating the probability of exploitation in the next 30 days.

CVE & CISA-KEV Catalog

CVE-2026-23734

UNSCOREDEPSS 97th pctl

NVD

Description

XWiki Platform is a generic wiki platform. Versions prior to 18.1.0-rc-1, 17.10.3, 17.4.9, and 16.10.17 allow access to read configuration files by using URLs such as http://localhost:8080/bin/ssx/Main/WebHome?resource=/../../WEB-INF/xwiki.cfg&minify=false, leading to Path Traversal. The vulnerability is can be exploited via resources parameter the ssx and jsx endpoints by using leading slashes. This issue has been patched in 18.1.0-rc-1, 17.10.3, 17.4.9, 16.10.17.

CWE-23

CVSS v3.1 Vector

No CVSS vector data available.

Exploit Intelligence

19.54%probability of exploitation in 30 days

97thpercentile

Very high risk: more likely to be exploited than 97% of all known CVEs.

References

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-05-21.