What is CVE-2022-21642?

CVE-2022-21642 is a medium-severity vulnerability in Discourse, classified under Information Disclosure. CVSS score: 4.3/10. Published 2022-01-05.

How severe is CVE-2022-21642?

Medium severity. CVSS v3 base score is 4.3 out of 10.

Information disclosure in Discourse

CVE-2022-21642

Discourse is an open source platform for community discussion. In affected versions when composing a message from topic the composer user suggestions reveals whisper participants. The issue has been patched in stable version 2.7.13 and beta version 2.8.0.beta11. There is no workaround for this issue and users are advised to upgrade.

Vulnerability class: Information Disclosure

EPSS: 0.007 (50.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N.

Affected products

Discourse — versions < 2.8.0.beta11, < 2.7.13, 2.8.0

Weakness classification (CWE)

CWE-200 — Information Disclosure

References

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

Frequently asked questions

What is CVE-2022-21642?: CVE-2022-21642 is a medium-severity vulnerability in Discourse, classified under Information Disclosure. CVSS score: 4.3/10. Published 2022-01-05.
How severe is CVE-2022-21642?: Medium severity. CVSS v3 base score is 4.3 out of 10.