PT-2025-45626 · Bitnami · Golang

Published 2025-11-06 · Updated 2025-11-06

OSV

Despite HTTP headers having a default limit of 1MB, the number of cookies that can be parsed does not have a limit. By sending a lot of very small cookies such as "a=;", an attacker can make an HTTP server allocate a large amount of structs, causing large memory consumption.

Related Identifiers

BIT-GOLANG-2025-58186

Affected Products

Golang

References · 7

• https://osv.dev/vulnerability/BIT-golang-2025-58186 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-58186 · Security Note
• https://groups.google.com/g/golang-announce/c/4Emdl2iQ_bI · Note
• https://pkg.go.dev/vuln/GO-2025-4012 · Note
• https://go.dev/issue/75672 · Note
• https://go.dev/cl/709855 · Note
• http://openwall.com/lists/oss-security/2025/10/08/1 · Note