XSS in Misskey

CVE-2019-1020010

Misskey before 10.102.4 allows hijacking a user's token.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.013 (66.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

Affected products

Misskey — versions 11.0.0, < 10.102.4

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

Public proof-of-concept exploits

References

josh@bress.net (Exploit, Third Party Advisory, x_refsource_MISC, Mitigation)

Frequently asked questions

What is CVE-2019-1020010?: CVE-2019-1020010 is a medium-severity vulnerability in Misskey, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2019-07-29.
How severe is CVE-2019-1020010?: Medium severity. CVSS v3 base score is 6.1 out of 10.
Is CVE-2019-1020010 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.