How severe is CVE-2014-8878?

CVE-2014-8878 has a CVSS 3.x base score of 5.9, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2014-8878 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (65th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2014-8878?

CVE-2014-8878 affects Kde Kmail. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2014-8878?

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

When was CVE-2014-8878 published?

CVE-2014-8878 was published on 2017-09-28 and last updated on 2026-06-17.

CVE-2014-8878

CVE-2014-8878 is a medium-severity vulnerability in Kde Kmail with a CVSS 3.x base score of 5.9. 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-310.

Key facts

Severity: Medium (CVSS 3.x base score 5.9)
CVSS v2: 4.3
EPSS exploit prediction: 1% (65th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-310
Affected product: Kde Kmail
Published: 2017-09-28
Last modified: 2026-06-17

Description

KDE KMail does not encrypt attachments in emails when "automatic encryption" is enabled, which allows remote attackers to obtain sensitive information by sniffing the network.

Frequently asked questions

What is CVE-2014-8878?: KDE KMail does not encrypt attachments in emails when "automatic encryption" is enabled, which allows remote attackers to obtain sensitive information by sniffing the network.
How severe is CVE-2014-8878?: CVE-2014-8878 has a CVSS 3.x base score of 5.9, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2014-8878 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (65th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2014-8878?: CVE-2014-8878 affects Kde Kmail. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2014-8878?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2014-8878 published?: CVE-2014-8878 was published on 2017-09-28 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:kde:kmail:4.11.5:*:*:*:*:*:*:*

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