What’s Vulnerable › Vulnerabilities

CVE-2018-10994

• Severity: medium (CVSS 6.1 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.3% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2018-05-14 · updated 2026-06-17
• Weakness: CWE-79

Description

js/views/message_view.js in Open Whisper Signal (aka Signal-Desktop) before 1.10.1 allows XSS via a URL.

Affected products

• Signal-Desktop: before 1.10.1 — fixed in 1.10.1

How to fix

Upgrade to a fixed version: Signal-Desktop 1.10.1. Check the vendor advisory for mitigations.

References

• https://github.com/signalapp/Signal-Desktop/commit/bfbd84f5d1308cdfcb08a1727821f7103be151ea
• https://github.com/signalapp/Signal-Desktop/releases/tag/v1.10.1
• https://twitter.com/bcrypt/status/995057030304952320
• https://twitter.com/lorenzoFB/status/995048605399633926
• https://twitter.com/ortegaalfredo/status/995940738839056384
• https://github.com/signalapp/Signal-Desktop/commit/bfbd84f5d1308cdfcb08a1727821f7103be151ea
• https://github.com/signalapp/Signal-Desktop/releases/tag/v1.10.1
• https://twitter.com/bcrypt/status/995057030304952320
• https://twitter.com/lorenzoFB/status/995048605399633926
• https://twitter.com/ortegaalfredo/status/995940738839056384

Get alerted when CVE-2018-10994 or the next vulnerability affects your stack