CVE-2026-47074

Improper Certificate Validation vulnerability in ex-aws exawssns ExAws.SNS, ExAws.SNS.PublicKeyCache modules allows Signature Spoofing by Improper Validation. This vulnerability is associated with program files lib/exaws/sns.ex, lib/exaws/sns/publickeycache.ex and program routines...

CVE-2026-47074

CVE-2026-47074 describes an improper certificate validation in the Elixir ExAws SNS integration. The function ExAws.SNS:verify_message/1 fetches the SigningCertURL from an incoming SNS message without enforcing HTTPS usage or AWS-owned domain binding, allowing an attacker to supply a self-chosen ...