How severe is CVE-2019-18862?

CVE-2019-18862 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2019-18862 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (63rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-18862?

CVE-2019-18862 affects Gnu Mailutils. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2019-18862?

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

When was CVE-2019-18862 published?

CVE-2019-18862 was published on 2019-11-11 and last updated on 2026-06-17.

CVE-2019-18862

CVE-2019-18862 is a high-severity vulnerability in Gnu Mailutils with a CVSS 3.x base score of 7.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: High (CVSS 3.x base score 7.8)
CVSS v2: 4.6
EPSS exploit prediction: 1% (63rd percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Gnu Mailutils
Published: 2019-11-11
Last modified: 2026-06-17

Description

maidag in GNU Mailutils before 3.8 is installed setuid and allows local privilege escalation in the url mode.

Frequently asked questions

What is CVE-2019-18862?: maidag in GNU Mailutils before 3.8 is installed setuid and allows local privilege escalation in the url mode.
How severe is CVE-2019-18862?: CVE-2019-18862 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2019-18862 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (63rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-18862?: CVE-2019-18862 affects Gnu Mailutils. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2019-18862?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2019-18862 published?: CVE-2019-18862 was published on 2019-11-11 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:gnu:mailutils:*:*:*:*:*:*:*:*

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