How severe is CVE-2018-10895?

CVE-2018-10895 has a CVSS 3.x base score of 9.3, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability none.

Is CVE-2018-10895 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (64th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-10895?

CVE-2018-10895 affects Qutebrowser. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-10895?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2018-10895 published?

CVE-2018-10895 was published on 2018-07-12 and last updated on 2026-06-17.

CVE-2018-10895

CVE-2018-10895 is a critical-severity vulnerability in Qutebrowser with a CVSS 3.x base score of 9.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-352.

Key facts

Severity: Critical (CVSS 3.x base score 9.3)
CVSS v2: 6.8
EPSS exploit prediction: 1% (64th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-352
Affected product: Qutebrowser
Published: 2018-07-12
Last modified: 2026-06-17

Description

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.

Frequently asked questions

What is 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.
How severe is CVE-2018-10895?: CVE-2018-10895 has a CVSS 3.x base score of 9.3, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability none.
Is CVE-2018-10895 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (64th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-10895?: CVE-2018-10895 affects Qutebrowser. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-10895?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2018-10895 published?: CVE-2018-10895 was published on 2018-07-12 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:qutebrowser:qutebrowser:*:*:*:*:*:*:*:*

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