Vulnerability in Zulip Desktop

CVE-2020-10857

Zulip Desktop before 5.0.0 improperly uses shell.openExternal and shell.openItem with untrusted content, leading to remote code execution.

EPSS: 0.030 (86.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

References

  • cve@mitre.org (x_refsource_CONFIRM, Release Notes, Vendor Advisory)

Frequently asked questions

What is CVE-2020-10857?
CVE-2020-10857 is a critical-severity vulnerability in Zulip Desktop. CVSS score: 9.8/10. Published 2021-02-05.
How severe is CVE-2020-10857?
Critical severity. CVSS v3 base score is 9.8 out of 10.