CVE-2024-9169: The LiteSpeed Cache plugin for WordPress is vulnerable to Stored Cross-Site Scripting via plugin debug setting

Q: How do I fix CVE-2024-9169?

litespeed cache: upgrade to 6.5. Exact commands for each OS are on this page.

Q: Is CVE-2024-9169 being exploited?

CVE-2024-9169 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-2024-9169 affect?

CVE-2024-9169 affects litespeed cache. Severity is medium (CVSS 5.5). The LiteSpeed Cache plugin for WordPress is vulnerable to Stored Cross-Site Scripting via plugin debug settings in all versions up to, and including, 6.4.1 due to insufficient input sanitization and output escaping. This makes it possible f

Q: How urgent is CVE-2024-9169?

Priority 24/100. No elevated risk signals yet.

Routine

MEDIUM 5.5UPGRADE

CVE-2024-9169 is a medium-severity flaw (CVSS 5.5) affecting litespeed cache. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The LiteSpeed Cache plugin for WordPress is vulnerable to Stored Cross-Site Scripting via plugin debug settings in all versions up to, and including, 6.4.1 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level permissions and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This only affects multi-site ins

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	5.5 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	High
User interaction	None
EPSS exploit chance	0.3% (top 80%)
CISA exploited list	No
Weakness	CWE-79
Published	2024-09-25
Last modified	2026-06-17

Publisher (CNA): Wordfence · Vendor: litespeedtech

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

Am I affected?

Timeline

2024-09-25 09:15 UTCPublished CVE record published
2026-06-17 08:24 UTCUpdated Record last modified

litespeedtech litespeed cache UPGRADE

Affected: < 6.5

Fixed in: 6.5

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy litespeed-cache || rpm -q litespeed-cache || litespeed-cache --version

2. UPGRADE to 6.5 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade litespeed-cache

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade litespeed-cache

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-2024-9169?

litespeed cache: upgrade to 6.5. Exact commands for each OS are on this page.

Is CVE-2024-9169 being exploited?

CVE-2024-9169 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-2024-9169 affect?

CVE-2024-9169 affects litespeed cache. Severity is medium (CVSS 5.5). The LiteSpeed Cache plugin for WordPress is vulnerable to Stored Cross-Site Scripting via plugin debug settings in all versions up to, and including, 6.4.1 due to insufficient input sanitization and output escaping. This makes it possible f

How urgent is CVE-2024-9169?

Priority 24/100. No elevated risk signals yet.

Software pages

WordPress vulnerabilities

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CVE-2024-47374 HIGH 7.1 UPGRADE Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in LiteSpee
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References

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