DNSExfiltrator

DNSExfiltrator Author: Arno0x0x - @Arno0x0x DNSExfiltrator allows for transfering exfiltrate a file over a DNS request covert channel. This is basically a data leak testing tool allowing to exfiltrate data over a covert channel. DNSExfiltrator has two sides: 1. The server side , coming as a singl...

CVE-2026-78426

The NeuVector JWT verifier accepts noncanonical Base64URL encodings of the same RSA signature field. An attacker holding a valid JWT that has not expired, but was logged out of NeuVector, can continue using the non-expired token with equivalent spelling of the RSA signature field until the token...

CVE-2026-78426

NeuVector 's JWT verifier accepts noncanonical Base64URL encodings of the same RSA signature field. An attacker holding a valid, non-expired JWT that was already used to log out of NeuVector can continue using the token by altering the spelling of the signature field, bypassing the logout mechani...

PT-2026-34782

OpenClaw before 2026.3.31 contains a replay detection bypass vulnerability in webhook signature handling that treats Base64 and Base64URL encoded signatures as distinct requests. Attackers can re-encode Telnyx webhook signatures to bypass replay detection while maintaining valid signature...

EUVD-2022-5902

Malicious code in bioql PyPI...

Insecure Signature Verification

jsrsasign is vulnerable to insecure signature verification. The vulnerability exists because the library does not properly validate the JWS or JWT signature with non-Base64URL encoding special characters or number escaped characters such as !@$% or \11...

GHSA-3FVG-4V2M-98JF JWS and JWT signature validation vulnerability with special characters

Impact Jsrsasign supports JWSJSON Web Signatures and JWTJSON Web Token validation. However JWS or JWT signature with non Base64URL encoding special characters or number escaped characters may be validated as valid by mistake. For example, even if a string of non Base64URL encoding characters such...