CVE-2026-22675: OCS Inventory NG Server version 2.12.3 and prior contain a stored cross-site scripting vulnerability that allo

Q: How do I fix CVE-2026-22675?

ocs inventory server: upgrade to newer than 2.12.3. Exact commands for each OS are on this page.

Q: Is CVE-2026-22675 being exploited?

CVE-2026-22675 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2026-22675 affect?

CVE-2026-22675 affects ocs inventory server. Severity is medium (CVSS 5.4). 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

Q: How urgent is CVE-2026-22675?

Priority 22/100. No elevated risk signals yet.

Routine

MEDIUM 5.4UPGRADE

CVE-2026-22675 is a medium-severity flaw (CVSS 5.4) affecting ocs inventory server. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

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 sanitization and rendered with insufficient encoding in the web console, leading to arbit

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	5.4 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	Required
EPSS exploit chance	0.2% (top 88%)
CISA exploited list	No
Weakness	CWE-79
Published	2026-04-06
Last modified	2026-07-24

Publisher (CNA): VulnCheck · Vendor: ocsinventory-ng

Last updated 2026-07-24 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-04-06 22:16 UTCPublished CVE record published
2026-07-24 22:10 UTCUpdated Record last modified

ocsinventory-ng ocs inventory server UPGRADE

Affected: <= 2.12.3

Fixed in: newer than 2.12.3

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy ocs-inventory-server || rpm -q ocs-inventory-server || ocs-inventory-server --version

2. UPGRADE to newer than 2.12.3 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade ocs-inventory-server

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade ocs-inventory-server

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2026-22675?

ocs inventory server: upgrade to newer than 2.12.3. Exact commands for each OS are on this page.

Is CVE-2026-22675 being exploited?

CVE-2026-22675 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2026-22675 affect?

CVE-2026-22675 affects ocs inventory server. Severity is medium (CVSS 5.4). 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

How urgent is CVE-2026-22675?

Priority 22/100. No elevated risk signals yet.

References

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