High severity · published Oct 28, 2026
CVE-2026-117607
Xerte Online Toolkits through 3.15.5 RCE via Language Pack Import
New
7.2
CVSS
0.7%
EPSS
No
On KEV
Description
Xerte Online Toolkits through 3.15.5 contains a remote code execution vulnerability that allows authenticated users with system permission to run PHP by importing a crafted language pack. Attackers can upload a ZIP via import_language.php containing a .inc file, then request it through the language parameter to execute code on the server.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
High
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.7% · higher than 52% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
XE
xerteonlinetoolkits · thexerteproject
through 3.15.5 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-117607
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-117607
issue-tracking
https://github.com/thexerteproject/xerteonlinetoolkits/issues/1557
technical-description
https://github.com/thexerteproject/xerteonlinetoolkits/blob/c381d8cbdff6b59bb52bf158cd30cf2c425cb24b/functions.php#L419
technical-description
https://github.com/thexerteproject/xerteonlinetoolkits/blob/c381d8cbdff6b59bb52bf158cd30cf2c425cb24b/website_code/php/language/import_language.php#L211
product
https://github.com/thexerteproject/xerteonlinetoolkits
third-party-advisory
https://www.vulncheck.com/advisories/xerte-online-toolkits-through-3.15.5-rce-via-language-pack-import
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