VulnerabilityModified
CVE-2023-40518
LiteSpeed OpenLiteSpeed before 1.7.18 does not strictly validate HTTP request headers.
HIGH 7.5EPSS 0.65%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.65%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
LiteSpeed OpenLiteSpeed before 1.7.18 does not strictly validate HTTP request headers.
- CVSS 3.1
- 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
- EPSS
- 0.65% probability · 49th percentile
- CISA KEV
- Not listed
- Affected
- litespeedtech/openlitespeed
- Source
- cve@mitre.org
References
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.