CVE-2024-47637: Relative Path Traversal vulnerability in LiteSpeed Technologies LiteSpeed Cache litespeed-cache allows Path Tr

Q: How do I fix CVE-2024-47637?

litespeed cache: upgrade to 6.5.1. Exact commands for each OS are on this page.

Q: Is CVE-2024-47637 being exploited?

CVE-2024-47637 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-2024-47637 affect?

CVE-2024-47637 affects litespeed cache. Severity is high (CVSS 8.8). Relative Path Traversal vulnerability in LiteSpeed Technologies LiteSpeed Cache litespeed-cache allows Path Traversal.This issue affects LiteSpeed Cache: from n/a through <= 6.4.1.

This month

HIGH 8.8UPGRADE

CVE-2024-47637 is a high-severity flaw (CVSS 8.8) affecting litespeed cache. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Relative Path Traversal vulnerability in LiteSpeed Technologies LiteSpeed Cache litespeed-cache allows Path Traversal.This issue affects LiteSpeed Cache: from n/a through <= 6.4.1.

Why this priority

High severity

A fixed release or distro patch exists.

Risk facts

CVSS score	8.8 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.6% (top 49%)
CISA exploited list	No
Weakness	CWE-23, CWE-22
Published	2024-10-16
Last modified	2026-06-17

Publisher (CNA): Patchstack · Vendor: litespeedtech

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

Am I affected?

Timeline

2024-10-16 14:15 UTCPublished CVE record published
2026-06-17 07:57 UTCUpdated Record last modified

litespeedtech litespeed cache UPGRADE

Affected: < 6.5.1

Fixed in: 6.5.1

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 6.5.1 (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-2024-47637?

litespeed cache: upgrade to 6.5.1. Exact commands for each OS are on this page.

Is CVE-2024-47637 being exploited?

CVE-2024-47637 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-2024-47637 affect?

CVE-2024-47637 affects litespeed cache. Severity is high (CVSS 8.8). Relative Path Traversal vulnerability in LiteSpeed Technologies LiteSpeed Cache litespeed-cache allows Path Traversal.This issue affects LiteSpeed Cache: from n/a through <= 6.4.1.

How urgent is CVE-2024-47637?

Priority 44/100. High severity

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References

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