Security Update for Thunderbird

thunderbird Updated 02 Oct 2025

Summary

29/03/2018
N/A
Yes i
Unrated
Not published

DLA-1327-1: thunderbird - security update. Affects thunderbird versions < 1:52.7.0-1~deb7u1. Fixed in 1:52.7.0-1~deb7u1. How to fix ↓

Free scan

Check if this vulnerability affects your application

Upload a manifest or SBOM and we'll show whether you're affected, plus every other risky package in the same scan.

Check my app free

No signup required · Results in about 60 seconds

Upload your dependency manifest or SBOM

Drag & drop your file here or

Java Javascript PHP Python Go Rust Ruby Dart C/C++ Elixir CycloneDX SPDX

Upload a supported dependency manifest or SBOM. No installation or source-code access required.

See supported files and SBOM formats
SBOM sbom.json · bom.json · bom.xml · *.spdx.json · *.cdx.json · *.cdx.xml
Java pom.xml · gradle.lockfile · buildscript-gradle.lockfile
Javascript package-lock.json · yarn.lock · pnpm-lock.yaml
PHP composer.lock
Python poetry.lock · requirements.txt · Pipfile.lock
Go go.mod
Rust Cargo.lock
Ruby Gemfile.lock
Dart pubspec.lock
C/C++ conan.lock
Elixir mix.lock
Enter your work email to receive your report link.

Verify your email to view the full report and start 30 days of continuous monitoring. No credit card required.

Sponsored Lume, the Habilume companion Habilume Habit tracker with a companion that grows with you Complete habits, earn Lume Points, and watch your Lume grow as you stay consistent. App Store Google Play

Background

Thunderbird is an open-source email client developed by Mozilla. It provides users with a platform to manage their emails, contacts, and calendars. Thunderbird is vulnerable to multiple security issues that could potentially lead to the execution of arbitrary code, denial of service, or information disclosure.

Vulnerability Detail

The identified vulnerabilities in Thunderbird could allow attackers to exploit the software and gain unauthorized access to sensitive information. These vulnerabilities may result in the execution of arbitrary code, causing potential harm to the system. Additionally, denial of service attacks can disrupt the availability of the Thunderbird application, rendering it unusable for users. Information disclosure vulnerabilities may expose confidential data to unauthorized parties.

How To Fix

Minimum fixed version

1:52.7.0-1~deb7u1

This is the first release that contains the fix.

sudo apt-get install --only-upgrade thunderbird

Tip — Not sure which version your app runs? Vulert can match this fix to it. Scan free →

Workaround

There are no specific workarounds mentioned for these vulnerabilities. It is crucial to apply the recommended update to address the security issues effectively.

Conclusion

Multiple security vulnerabilities have been identified in Thunderbird, an open-source email client. These vulnerabilities could lead to unauthorized access, denial of service, or information disclosure. It is highly recommended to upgrade Thunderbird to version 1:52.7.0-1~deb7u1 or later to mitigate these risks. For further support on vulnerability remediation, please contact DevNack.com.

See every vulnerability recorded for thunderbird →

Share this vulnerability

FAQ

Thunderbird is an open-source email client developed by Mozilla. It allows users to manage their emails, contacts, and calendars.

The identified vulnerabilities in Thunderbird could lead to the execution of arbitrary code, denial of service attacks, or information disclosure. These consequences may result in unauthorized access to sensitive data, system instability, or exposure of confidential information.

To fix these vulnerabilities, it is recommended to upgrade Thunderbird to version 1:52.7.0-1~deb7u1 or later. This update includes patches and security enhancements that address the identified issues.

There are no specific workarounds mentioned for these vulnerabilities. It is crucial to apply the recommended update to address the security issues effectively.

You can find more information about Debian LTS security advisories, including how to apply updates and frequently asked questions, at https://wiki.debian.org/LTS.

Related vulnerabilities

Recent vulnerabilities recorded for thunderbird.

Sponsored Lume, the Habilume companion Habilume Habit tracker with a companion that grows with you Complete habits, earn Lume Points, and watch your Lume grow as you stay consistent. App Store Google Play

How To Fix

Minimum fixed version

1:52.7.0-1~deb7u1

This is the first release that contains the fix.

sudo apt-get install --only-upgrade thunderbird

Tip — Not sure which version your app runs? Vulert can match this fix to it. Scan free →

Subscribe to Vulert on Telegram
Daily digest of new CVEs, critical and high severity, affected packages and fixes — plus a weekly roundup.
Join the channel →
Help improve this record
Report an issue or send feedback