CVE-2026-53659: http4k: Unbounded gzip decompression in `ServerFilters.GZip` / `RequestFilters.GunZip` allowed memory-exhaustion DoS
HIGH
CVSS 7.5
Exploit Available
Published: August 17, 2026 | Last Modified: August 17, 2026
Description
http4k: Unbounded gzip decompression in `ServerFilters.GZip` / `RequestFilters.GunZip` allowed memory-exhaustion DoS
Ghostwire Analysis — What This Means Practically
- High CVSS score indicates significant risk — exploitation could lead to substantial data exposure or system compromise.
- Exploit code is reported to be available, increasing the likelihood of active exploitation.
This analysis is generated by Ghostwire from NVD, CISA KEV, EPSS, and open-source intelligence data. Verify findings through primary sources before acting.
References