CVE-2026-34413: thexerteproject xerteonlinetoolkits

Affected products, as the CNA wrote them
Vendor	Product	Versions
thexerteproject	xerteonlinetoolkits pkg:github/thexerteproject/xerteonlinetoolkits	affected 3.15.0 and earlier semver Other versions: unaffected

Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

Severity and exploitation

Score	Rating	CVSS	Vector	Source
8.8	High	4.0	CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:H/VA:L/SC:N/SI:N/SA:N	CNA (VulnCheck)Used for this record
8.6	High	3.1	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:L	CNA (VulnCheck)

CISA KEV Not listed.
EPSS 0.031, the 87th percentile, on 5 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

This record came from the full history of the CVE Program, published 22 Apr 2026. New records show when each source confirmed them.

Sources

References from the CNA

xerte.org.uk/xertetoolkits_3.15_ChangeLog.html release-notes
xerte.org.uk/index.php/en/downloads-1/category/3-xerte-online-toolkits productpermissions-required
github.com/thexerteproject/xerteonlinetoolkits/issues/1527 issue-tracking
github.com/thexerteproject/xerteonlinetoolkits/commit/02661be88cc369325ea01b508086bde7fbfec805 patch
github.com/thexerteproject/xerteonlinetoolkits/commit/17e4f945fe6a3400fa88c01eda18c1075ee4a212 patch
github.com/thexerteproject/xerteonlinetoolkits/commit/507d55c5e91bf9310b5b1c7fad8aebfef902ad23 patch
www.vulncheck.com/advisories/xerte-online-toolkits-missing-authentication-via-connector-php third-party-advisory
github.com/bootstrapbool/xerteonlinetoolkits-rce technical-descriptionexploit

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.