How severe is CVE-2005-3256?

CVE-2005-3256 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2005-3256 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (76th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2005-3256?

CVE-2005-3256 affects Enigmail. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2005-3256?

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

When was CVE-2005-3256 published?

CVE-2005-3256 was published on 2005-10-18 and last updated on 2026-06-16.

CVE-2005-3256

CVE-2005-3256 is a medium-severity vulnerability in Enigmail with a CVSS 2.0 base score of 5.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Medium (CVSS 2.0 base score 5.0)
EPSS exploit prediction: 2% (76th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Enigmail
Published: 2005-10-18
Last modified: 2026-06-16

Description

The key selection dialogue in Enigmail before 0.92.1 can incorrectly select a key with a user ID that does not have additional information, which allows parties with that key to decrypt the message.

Frequently asked questions

What is CVE-2005-3256?: The key selection dialogue in Enigmail before 0.92.1 can incorrectly select a key with a user ID that does not have additional information, which allows parties with that key to decrypt the message.
How severe is CVE-2005-3256?: CVE-2005-3256 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2005-3256 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (76th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2005-3256?: CVE-2005-3256 affects Enigmail. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2005-3256?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2005-3256 published?: CVE-2005-3256 was published on 2005-10-18 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:enigmail:enigmail:*:*:*:*:*:*:*:*

More vulnerabilities in Enigmail

CVE-2006-5877 — High (CVSS 7.8): The enigmail extension before 0.94.2 does not properly handle large, encrypted file e-mail attachments, which allows…
CVE-2019-12269 — High (CVSS 7.5): Enigmail before 2.0.11 allows PGP signature spoofing: for an inline PGP message, an attacker can cause the product to…
CVE-2018-12019 — High (CVSS 7.5): The signature verification routine in Enigmail before 2.0.7 interprets user ids as status/control messages and does not…
CVE-2017-17848 — High (CVSS 7.5): An issue was discovered in Enigmail before 1.9.9. In a variant of CVE-2017-17847, signature spoofing is possible for…
CVE-2017-17847 — High (CVSS 7.5): An issue was discovered in Enigmail before 1.9.9. Signature spoofing is possible because the UI does not properly…
CVE-2017-17846 — High (CVSS 7.5): An issue was discovered in Enigmail before 1.9.9. Regular expressions are exploitable for Denial of Service, because of…

All CVEs affecting Enigmail →