CVE-2026-22675

medium

Description

OCS Inventory NG Server version 2.12.3 and prior contain a stored cross-site scripting vulnerability that allows unauthenticated attackers to execute arbitrary JavaScript by submitting malicious User-Agent HTTP headers to the /ocsinventory endpoint. Attackers can register rogue agents or craft requests with malicious User-Agent values that are stored without sanitation and rendered with insufficient encoding in the web console, leading to arbitrary JavaScript execution in the browsers of authenticated users viewing the statistics dashboard.

References

https://www.vulncheck.com/advisories/ocs-inventory-ng-server-stored-xss-via-user-agent

https://github.com/OCSInventory-NG/OCSInventory-Server/pull/483

https://github.com/OCSInventory-NG/OCSInventory-Server/commit/78faf2ca8b897141ba4d337d75692ab8e405bd4e

Details

Source: Mitre, NVD

Published: 2026-04-06

Updated: 2026-04-06

Risk Information

CVSS v2

Base Score: 5.5

Vector: CVSS2#AV:N/AC:L/Au:S/C:P/I:P/A:N

Severity: Medium

CVSS v3

Base Score: 5.4

Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Severity: Medium

CVSS v4

Base Score: 5.1

Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N

Severity: Medium