Medium

Qutebrowser XSS Vulnerability

  • Disclosed: 26.06.2018
  • Updated: 11.10.2026 11:20

qutebrowser version introduced in v0.11.0 (1179ee7a937fb31414d77d9970bac21095358449) contains a Cross Site Scripting (XSS) vulnerability in history command, qute://history page that can result in Via injected JavaScript code, a website can steal the user's browsing history. This attack appear to be exploitable via the victim must open a page with a specially crafted <title> attribute, and then open the qute://history site via the :history command. This vulnerability appears to have been fixed in fixed in v1.3.3 (4c9360237f186681b1e3f2a0f30c45161cf405c7, to be released today) and v1.4.0 (5a7869f2feaa346853d2a85413d6527c87ef0d9f, released later this week).

Affected software

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PlatformPackageVulnerable versionsFixed in
Python (PyPI) qutebrowser >= 0.11.0, < 1.3.3 1.3.3

References

CVSS score 6.1/10
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Weakness (CWE)
CWE-79
Platform
Python (PyPI)
Package
qutebrowser
Disclosed
26.06.2018
Updated
11.10.2026 11:20

Sources and licenses

OSV / GitHub Advisory Database - PYSEC-2018-26 - PyPA Advisory Database; CC BY 4.0

OSV / GitHub Advisory Database - GHSA-m4fw-77v7-924m - CC BY 4.0

Vulnerability history: qutebrowser

All published vulnerabilities of this package (Python (PyPI)), newest first. Shows whether this is a one-off slip or a package that needs watching.

Total entries
4
First → latest
06.2018 10.2021
Without a fix
0
Exploited in attacks
0

Severity breakdown

  • High 2
  • Medium 1
  • Low 1

Disclosures per year

  1. 2018: 2
  2. 2019: 0
  3. 2020: 1
  4. 2021: 1
  5. 2022: 0
  6. 2023: 0
  7. 2024: 0
  8. 2025: 0
  9. 2026: 0
  1. High · 8.8 CVE-2021-41146 >= 1.7.0, < 2.4.0 2.4.0
  2. Low · 3.5 CVE-2020-11054 < 1.11.1 1.11.1
  3. High · 8.8 CVE-2018-10895 < 1.4.1 1.4.1
  4. Qutebrowser XSS Vulnerability this entry
    Medium · 6.1 CVE-2018-1000559 >= 0.11.0, < 1.3.3 1.3.3

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