High (7.5). EPSS 90% chance of exploitation in the next 30 days.
If Apache HTTP Server 2.4.53 is configured to do transformations with mod_sed in contexts where the input to mod_sed may be very large, mod_sed may make excessively large memory allocations and trigger an abort.
Severity
CVSS 3.1
7.5 high
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS
90% chance of exploitation in the next 30 days; higher than 99% of CVEs (scores of 2026-10-31)