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CVE-2023-49453: Reflected cross-site scripting (XSS) vulnerability in Racktables v0.22.0 and before, allows local attackers to

38
Routine
MEDIUM 6.1UPGRADE

CVE-2023-49453 is a medium-severity flaw (CVSS 6.1) affecting racktables. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Reflected cross-site scripting (XSS) vulnerability in Racktables v0.22.0 and before, allows local attackers to execute arbitrary code and obtain sensitive information via the search component in index.php.

Why this priority

  • Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score6.1 (Medium)
Attack vectorNetwork (remote)
Attack complexityLow
Privileges neededNone
User interactionRequired
EPSS exploit chance0.6% (top 53%)
CISA exploited listNo
WeaknessCWE-79
Published2024-03-12
Last modified2026-06-17
Publisher (CNA): MITRE · Vendor: racktables project

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Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

racktables project racktables UPGRADE
Affected: <= 0.22.0
Fixed in: newer than 0.22.0
Safe to downgrade to: no unaffected older release
1. Check installed version
apt-cache policy racktables || rpm -q racktables || racktables --version
2. UPGRADE to newer than 0.22.0 (Debian / Ubuntu)
sudo apt update && sudo apt install --only-upgrade racktables
2. UPGRADE (RHEL / Amazon Linux / Fedora)
sudo dnf upgrade racktables
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-2023-49453?

racktables: upgrade to newer than 0.22.0. Exact commands for each OS are on this page.

Is CVE-2023-49453 being exploited?

CVE-2023-49453 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-2023-49453 affect?

CVE-2023-49453 affects racktables. Severity is medium (CVSS 6.1). Reflected cross-site scripting (XSS) vulnerability in Racktables v0.22.0 and before, allows local attackers to execute arbitrary code and obtain sensitive information via the search component in index.php.

How urgent is CVE-2023-49453?

Priority 38/100. Public exploit reference

Software pages

PHP vulnerabilities

References

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