CSRF in Qutebrowser Cross-Site Request Forgery Flaw Allows Sites To Access 'Qute

CVE-2018-10895

qutebrowser before version 1.4.1 is vulnerable to a cross-site request forgery flaw that allows websites to access 'qute://*' URLs. A malicious website could exploit this to load a 'qute://settings/set' URL, which then sets 'editor.command' to a bash script, resulting in arbitrary code execution.

Vulnerability class: CSRF (Cross-Site Request Forgery)

EPSS: 0.012 (65.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.3 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2018-10895?
CVE-2018-10895 is a critical-severity vulnerability in Qutebrowser Cross-Site Request Forgery Flaw Allows Sites To Access 'Qute, classified under Cross-Site Request Forgery (CSRF). CVSS score: 9.3/10. Published 2018-07-12.
How severe is CVE-2018-10895?
Critical severity. CVSS v3 base score is 9.3 out of 10.
Is CVE-2018-10895 known to be exploited?
4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.