What’s Vulnerable › Vulnerabilities

CVE-2021-25755

• Severity: low (CVSS 2.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2021-02-03 · updated 2026-06-17

Description

In JetBrains Code With Me before 2020.3, an attacker on the local network, knowing a session ID, could get access to the encrypted traffic.

Affected products

• JetBrains Code With Me: before 2020.3 — fixed in 2020.3

How to fix

Upgrade to a fixed version: JetBrains Code With Me 2020.3. Check the vendor advisory for mitigations.

References

• https://blog.jetbrains.com
• https://blog.jetbrains.com/blog/2021/02/03/jetbrains-security-bulletin-q4-2020/
• https://jay-from-future.github.io/cve/2021/04/02/code-with-me-cve.html
• https://blog.jetbrains.com
• https://blog.jetbrains.com/blog/2021/02/03/jetbrains-security-bulletin-q4-2020/
• https://jay-from-future.github.io/cve/2021/04/02/code-with-me-cve.html

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