What’s Vulnerable › Vulnerabilities

CVE-2021-35970

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.3% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2021-06-30 · updated 2026-06-17
• Weakness: CWE-697

Description

Talk 4 in Coral before 4.12.1 allows remote attackers to discover e-mail addresses and other sensitive information via GraphQL because permission checks use an incorrect data type.

Affected products

• Voxmedia Coral Talk: from 4.0.0 before 4.12.1 — fixed in 4.12.1

How to fix

Upgrade to a fixed version: Voxmedia Coral Talk 4.12.1. Check the vendor advisory for mitigations.

References

• https://docs.coralproject.net/coral/api/graphql/#User
• https://github.com/coralproject/talk/compare/v4.12.0...v4.12.1
• https://github.com/coralproject/talk/issues/3600
• https://github.com/coralproject/talk/pull/3599
• https://docs.coralproject.net/coral/api/graphql/#User
• https://github.com/coralproject/talk/compare/v4.12.0...v4.12.1
• https://github.com/coralproject/talk/issues/3600
• https://github.com/coralproject/talk/pull/3599

Get alerted when CVE-2021-35970 or the next vulnerability affects your stack