CVE-2026-49979 Appsmith: SSRF via `POST /api/v1/admin/send-test-email` — JavaMail Bypasses WebClient IP Filter

Appsmith is a platform to build admin panels, internal tools, and dashboards. Prior to 1.99, the POST /api/v1/admin/send-test-email endpoint accepts attacker-controlled smtpHost and smtpPort values and establishes a raw JavaMail TCP connection without any IP validation. This completely bypasses...

PT-2026-52131

Name of the Vulnerable Software and Affected Versions Appsmith versions prior to 1.99 Description The 'POST /api/v1/admin/send-test-email' endpoint allows the use of attacker-controlled smtpHost and smtpPort values to establish a raw JavaMail TCP connection. This process bypasses the...

BIT-DISCOURSE-2026-44784 Discourse: Non-staff group owners can see email password in plaintext through group history

Discourse is an open-source discussion platform. From versions 2026.1.0 to before 2026.1.4, 2026.3.0 to before 2026.3.1, and 2026.4.0 to before 2026.4.1, group owners who are not necessarily admins or moderators can view a group's outgoing email/SMTP credentials in plaintext via the group history...

CVE-2026-44784 Discourse: Non-staff group owners can see email password in plaintext through group history

Discourse is an open-source discussion platform. From versions 2026.1.0-latest to before 2026.1.4, 2026.3.0-latest to before 2026.3.1, and 2026.4.0-latest to before 2026.4.1, group owners who are not necessarily admins or moderators can view a group's outgoing email/SMTP credentials in plaintext...

CVE-2019-25646

Tabs Mail Carrier 2.5.1 contains a buffer overflow vulnerability in the MAIL FROM SMTP command that allows remote attackers to execute arbitrary code by sending a crafted MAIL FROM parameter. Attackers can connect to the SMTP service on port 25 and send a malicious MAIL FROM command with an...

CVE-2019-25646 Tabs Mail Carrier 2.5.1 Buffer Overflow via MAIL FROM

Tabs Mail Carrier 2.5.1 contains a buffer overflow vulnerability in the MAIL FROM SMTP command that allows remote attackers to execute arbitrary code by sending a crafted MAIL FROM parameter. Attackers can connect to the SMTP service on port 25 and send a malicious MAIL FROM command with an...

EUVD-2006-1966

Malware in sbrugna...

CVE-2025-5572

A vulnerability was found in D-Link DCS-932L 2.18.01. It has been declared as critical. Affected by this vulnerability is the function setSystemEmail of the file /setSystemEmail. The manipulation of the argument EmailSMTPPortNumber leads to stack-based buffer overflow. The attack can be launched...

Backdoor.Win32.JustJoke.21 (BackDoor Pro - v2.0b4) MVID-2024-0689 Code Execution

Discovery / credits: Malvuln John Page aka hyp3rlinx c 2024 Original source: https://malvuln.com/advisory/4dc39c05bcc93e600dd8de16f2f7c599.txt Contact: [email protected] Media: x.com/malvuln Threat: Backdoor.Win32.JustJoke.21 BackDoor Pro - v2.0b4 Vulnerability: Unauthenticated Remote Command...

Exploit for Insufficient Verification of Data Authenticity in Postfix

PoC for CVE-2023-51764 SMTP SMUGGLING Postfix CVE-2023-51...

UBUNTU-CVE-2023-42117

Exim Improper Neutralization of Special Elements Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Exim. Authentication is not required to exploit this vulnerability. The specific flaw exists within the smtp...

Pinacolada - Wireless Intrusion Detection System For Hak5's WiFi Coconut

Pinacolada looks for typical IEEE 802.11 attacks and then informs you about them as quickly as possible. All this with the help of Hak5's WiFi Coconut, which allows it to listen for threats on all 14 channels in the 2.4GHz range simultaneously. Supported 802.11 Attacks Attack | Type | Status...

Backdoor.Win32.Onalf Missing Authentication

Discovery / credits: Malvuln - malvuln.com c 2021 Original source: https://malvuln.com/advisory/ba815d409cd714c0eac010b5970f6408.txt Contact: [email protected] Media: twitter.com/malvuln Threat: Backdoor.Win32.Onalf Vulnerability: Missing Authentication Description: WinRemoteShell Onalf listens...

Backdoor.Win32.Kurbadur.a Remote Stack Buffer Overflow

Discovery / credits: malvuln - Malvuln.com c 2021 Original source: https://malvuln.com/advisory/821d3d5a9b15dc3388fe17f233cce296.txt Contact: [email protected] Media: twitter.com/malvuln Threat: Backdoor.Win32.Kurbadur.a Vulnerability: Remote Stack Buffer Overflow Description: The malware liste...

Mail Carrier 2.5.1 - 'MAIL FROM' Buffer Overflow

Exploit Title: Tabs Mail Carrier 2.5.1 MAIL FROM: Buffer Overflow Date: March 14, 2019 Exploit Author: Joseph McDonagh Vendor Homepage: N/A Software Link: N/A Version: Mail Carrier 2.5.1 Tested on: Windows Vista Home Basic SP2 CVE: None !/usr/bin/python This script started from PWK, Chapter 6 I a...

Sky Communications Skyfull 1.1.4 Mail Server MAIL FROM Buffer Overflow

No description provided by source. source: http://www.securityfocus.com/bid/759/info The Skyfull mail server version 1.1.4 has an unchecked buffer into which the argument from the MAIL FROM command is placed. This buffer can be overwritten and arbitrary code can be executed...

NJStar Communicator 3.0 MiniSmtp Buffer Overflow

Exploit Title: NJStart Communicator MiniSmtp Buffer Overflow ASLR Bypass Date: 02/12/11 Author: Zune - Julian Pulido Software Link: http://www.njstar.com/download/njcom.exe Version: 3.0 Build: 11818 and previous Tested on: Windows 7 Ultimate CVE:2011-4040 ! /usr/local/bin/python import socket...

CVE-2006-1966

An unspecified Fortinet product, possibly Fortinet28, allows remote attackers to cause a denial of service via a "small synflood" to the SMTP port TCP port 25, as demonstrated by a 10-microsecond wait between sending packets. NOTE: this issue has been disputed in followup posts that suggest that ...

Design/Logic Flaw

An unspecified Fortinet product, possibly Fortinet28, allows remote attackers to cause a denial of service via a "small synflood" to the SMTP port TCP port 25, as demonstrated by a 10-microsecond wait between sending packets. NOTE: this issue has been disputed in followup posts that suggest that ...

CVE-2006-1966

An unspecified Fortinet product, possibly Fortinet28, allows remote attackers to cause a denial of service via a "small synflood" to the SMTP port TCP port 25, as demonstrated by a 10-microsecond wait between sending packets. NOTE: this issue has been disputed in followup posts that suggest that ...