espoofer

espoofer espoofer is an open-source testing tool to bypass SPF, DKIM, and DMARC authentication in email systems. It helps mail server administrators and penetration testers to check whether the target email server and client are vulnerable to email spoofing attacks or can be abused to send spoofi...

SpamChannel

SpamChannel Live worker hosted at https://spamchannel.haxxx.workers.dev UPDATE Aug 13 2023: Two days after my DEFCON 31 talk, MailChannels silently decided to require aDomain Lockdown Record in order to send emails from Cloudflare Workers meaning this code doesn't work anymore. However, because...

Mr.SIP

SIP Security, Attack and Audit Framework Mr.SIP is...

http-protocol-exfil

http-protocol-exfil Use the HTTP protocol version to send a file bit by bit "HTTP/1.0" is a 0 and "HTTP/1.1" is a 1. It uses GET requests so the Blue Team would only see the requests to your IP address. However, it takes a long time to send bigger files, for example it needs 1 hour to send 200 KB...

voron-crypto

Voron crypto/protocol library — request for review This is the crypto and messaging-protocol core of a small E2EE messenger project, pulled out on its own for outside review. It is not the whole product — the Android client and deployment config are intentionally left out; this is just the part...

PYSEC-2026-4259 PraisonAI: AgentMail webhook lacks signature verification, allowing unauthenticated message injection and sender spoofing

Summary PraisonAI's AgentMail bot, when run in webhook or hybrid mode, starts an aiohttp webhook server bound to 0.0.0.0 and processes inbound message.received events without verifying any signature/HMAC and without authentication. The sender address and message body are taken directly from the...

EvilAhenk

CVE-2026-6508 EvilAhenk is a critical security vulnerability in the LiderAhenk Central Management System architecture that allows all clients to execute code with 'root' privileges on each other Unauthorized RCE & Lateral Movement. How the System Works In LiderAhenk, the management panel/central...

CVE-2026-54433

CVE-2026-54433: Roundcube plain-text email stored XSS This repository contains a configurable Python proof of concept for CVE-2026-54433 , a stored cross-site scripting vulnerability in Roundcube's plain-text email renderer. An unauthenticated sender can deliver a crafted text/plain message. When...

CVE-2026-108602

The software Helicone (versions through v2025.08.21-1 ) is vulnerable to a Server-Side Request Forgery (SSRF) in the Jawn webhook sender component. The root cause allows authenticated organization users to reach internal services by providing hostnames that resolve to private addresses or utilize...

CVE-2026-108602 Helicone through v2025.08.21-1 SSRF via Jawn Webhook Sender DNS Resolution

Helicone through v2025.08.21-1 contains a server-side request forgery vulnerability in the Jawn webhook sender that allows authenticated organization users to reach internal services by using hostnames resolving to private addresses. Attackers can create webhooks with public hostnames that resolv...

io.zipkin.java:zipkin-autoconfigure-collector-rabbitmq (>=2.11.13, <=2.12.9), io.zipkin.reporter2:zipkin-reporter-spring-beans (>=2.7.15, <=2.8.2) +3 more potentially affected by CVE-2026-106121 via com.rabbitmq:amqp-client (4.10.0)

com.rabbitmq:amqp-client MAVEN version 4.10.0 is affected by a known vulnerability. The following packages have a transitive dependency on com.rabbitmq:amqp-client and may be impacted: - io.zipkin.java:zipkin-autoconfigure-collector-rabbitmq =2.11.13, =2.7.15, =2.7.15, =2.11.13, =2.12.9 -...

io.zipkin.zipkin2:zipkin-collector-rabbitmq (>=2.14.1, <=2.14.2), org.apache.zipkin.reporter2:zipkin-reporter-spring-beans (2.8.3) +2 more potentially affected by CVE-2026-106121 via com.rabbitmq:amqp-client (4.11.0)

com.rabbitmq:amqp-client MAVEN version 4.11.0 is affected by a known vulnerability. The following packages have a transitive dependency on com.rabbitmq:amqp-client and may be impacted: - io.zipkin.zipkin2:zipkin-collector-rabbitmq =2.14.1, =2.14.2 -...

io.zipkin.java:zipkin-autoconfigure-collector-rabbitmq (>=2.11.13, <=2.12.9), io.zipkin.reporter2:zipkin-reporter-spring-beans (>=2.7.15, <=2.8.2) +3 more potentially affected by CVE-2026-106122 via com.rabbitmq:amqp-client (4.10.0)

com.rabbitmq:amqp-client MAVEN version 4.10.0 is affected by a known vulnerability. The following packages have a transitive dependency on com.rabbitmq:amqp-client and may be impacted: - io.zipkin.java:zipkin-autoconfigure-collector-rabbitmq =2.11.13, =2.7.15, =2.7.15, =2.11.13, =2.12.9 -...

com.smoketurner.dropwizard:zipkin-core (>=1.3.5-2, <=1.3.5-5), io.zipkin.java:zipkin-autoconfigure-collector-rabbitmq (>=2.11.2, <=2.11.4) +3 more potentially affected by CVE-2026-106123 via com.rabbitmq:amqp-client (4.7.0)

com.rabbitmq:amqp-client MAVEN version 4.7.0 is affected by a known vulnerability. The following packages have a transitive dependency on com.rabbitmq:amqp-client and may be impacted: - com.smoketurner.dropwizard:zipkin-core =1.3.5-2, =2.11.2, =2.7.7, =2.7.7, =2.11.2, =2.11.4 Source cves:...

io.zipkin.java:zipkin-autoconfigure-collector-rabbitmq (>=2.11.13, <=2.12.9), io.zipkin.reporter2:zipkin-reporter-spring-beans (>=2.7.15, <=2.8.2) +3 more potentially affected by CVE-2026-106123 via com.rabbitmq:amqp-client (4.10.0)

com.rabbitmq:amqp-client MAVEN version 4.10.0 is affected by a known vulnerability. The following packages have a transitive dependency on com.rabbitmq:amqp-client and may be impacted: - io.zipkin.java:zipkin-autoconfigure-collector-rabbitmq =2.11.13, =2.7.15, =2.7.15, =2.11.13, =2.12.9 -...

com.smoketurner.dropwizard:zipkin-core (>=1.3.12-1, <=1.3.12-4), io.zipkin.reporter2:zipkin-reporter-spring-beans (>=2.8.3, <=2.10.1) +2 more potentially affected by CVE-2026-106123 via com.rabbitmq:amqp-client (4.11.1)

com.rabbitmq:amqp-client MAVEN version 4.11.1 is affected by a known vulnerability. The following packages have a transitive dependency on com.rabbitmq:amqp-client and may be impacted: - com.smoketurner.dropwizard:zipkin-core =1.3.12-1, =2.8.3, =2.8.3, =2.10.1 -...

CVE-2026-33586 Authenticated SMTP Sender Address Forgery

Authenticated users are able to manipulate both the SMTP envelope “Envelope-from” and “From” fields when sending emails through OVH mail servers. Due to OVH's default SPF configuration, which commonly includes include:mx.ovh.com, any authenticated user with a valid OVH email account can send...

CVE-2026-33586

Authenticated users of OVH mail servers can perform SMTP sender address forgery by manipulating both the "Envelope-from" and "From" fields. This vulnerability stems from the default SPF configuration, which includes include:mx.ovh.com. Consequently, any user with a valid OVH email account can sen...

CVE-2026-33586 Authenticated SMTP Sender Address Forgery

Authenticated users are able to manipulate both the SMTP envelope “Envelope-from” and “From” fields when sending emails through OVH mail servers. Due to OVH's default SPF configuration, which commonly includes include:mx.ovh.com, any authenticated user with a valid OVH email account can send...

PraisonAI: AgentMail webhook lacks signature verification, allowing unauthenticated message injection and sender spoofing

Summary PraisonAI's AgentMail bot, when run in webhook or hybrid mode, starts an aiohttp webhook server bound to 0.0.0.0 and processes inbound message.received events without verifying any signature/HMAC and without authentication. The sender address and message body are taken directly from the...