What is CVE-2021-43791?

CVE-2021-43791 is a medium-severity vulnerability in Zulip, classified under Insufficient Session Expiration. CVSS score: 6.5/10. Published 2021-12-02.

How severe is CVE-2021-43791?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Vulnerability in Zulip

CVE-2021-43791

Zulip is an open source group chat application that combines real-time chat with threaded conversations. In affected versions expiration dates on the confirmation objects associated with email invitations were not enforced properly in the…

EPSS: 0.006 (46.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N.

Affected products

Zulip — versions < 4.8

Weakness classification (CWE)

CWE-613 — Insufficient Session Expiration

References

security-advisories@github.com (x_refsource_CONFIRM, Third Party Advisory)
security-advisories@github.com (Patch, Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2021-43791?: CVE-2021-43791 is a medium-severity vulnerability in Zulip, classified under Insufficient Session Expiration. CVSS score: 6.5/10. Published 2021-12-02.
How severe is CVE-2021-43791?: Medium severity. CVSS v3 base score is 6.5 out of 10.