How severe is CVE-2021-3349?

CVE-2021-3349 has a CVSS 3.x base score of 3.3, rated low severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability none.

Is CVE-2021-3349 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (27th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-3349?

CVE-2021-3349 affects Gnome Evolution. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-3349?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2021-3349 published?

CVE-2021-3349 was published on 2021-02-01 and last updated on 2026-06-17.

CVE-2021-3349

CVE-2021-3349 is a low-severity vulnerability in Gnome Evolution with a CVSS 3.x base score of 3.3. 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-345.

Key facts

Severity: Low (CVSS 3.x base score 3.3)
CVSS v2: 2.1
EPSS exploit prediction: 0% (27th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-345
Affected product: Gnome Evolution
Published: 2021-02-01
Last modified: 2026-06-17

Description

GNOME Evolution through 3.38.3 produces a "Valid signature" message for an unknown identifier on a previously trusted key because Evolution does not retrieve enough information from the GnuPG API. NOTE: third parties dispute the significance of this issue, and dispute whether Evolution is the best place to change this behavior

Frequently asked questions

What is CVE-2021-3349?: GNOME Evolution through 3.38.3 produces a "Valid signature" message for an unknown identifier on a previously trusted key because Evolution does not retrieve enough information from the GnuPG API. NOTE: third parties dispute the significance of this issue, and dispute whether Evolution is the best place to change this behavior
How severe is CVE-2021-3349?: CVE-2021-3349 has a CVSS 3.x base score of 3.3, rated low severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability none.
Is CVE-2021-3349 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (27th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-3349?: CVE-2021-3349 affects Gnome Evolution. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-3349?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-3349 published?: CVE-2021-3349 was published on 2021-02-01 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:gnome:evolution:*:*:*:*:*:*:*:*

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