What is CVE-2024-47637?

CVE-2024-47637 is a high-severity vulnerability in Litespeedtech Litespeed Cache, classified under Relative Path Traversal. CVSS score: 8.8/10. Published 2024-10-16.

How severe is CVE-2024-47637?

High severity. CVSS v3 base score is 8.8 out of 10.

Is CVE-2024-47637 known to be exploited?

3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Path Traversal in Litespeedtech Litespeed Cache

CVE-2024-47637

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.

Published 2024-10-16 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.006 (51.1th percentile), scored 2026-11-04.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 51st percentile — 51.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000

Affected products

Litespeedtech Litespeed Cache
Litespeed Technologies Cache — versions 0

Weakness classification (CWE)

Public proof-of-concept exploits

References

patchstack.com/database/Wordpress/Plugin/litespeed-cache/vulnerability/wordpres… (vdb-entry)

Frequently asked questions

What is CVE-2024-47637?: CVE-2024-47637 is a high-severity vulnerability in Litespeedtech Litespeed Cache, classified under Relative Path Traversal. CVSS score: 8.8/10. Published 2024-10-16.
How severe is CVE-2024-47637?: High severity. CVSS v3 base score is 8.8 out of 10.
Is CVE-2024-47637 known to be exploited?: 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.