How severe is CVE-2006-3778?

CVE-2006-3778 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2006-3778 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (71st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2006-3778?

CVE-2006-3778 primarily affects Ibm Lotus Notes. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2006-3778?

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

When was CVE-2006-3778 published?

CVE-2006-3778 was published on 2006-07-24 and last updated on 2026-06-16.

CVE-2006-3778

CVE-2006-3778 is a medium-severity vulnerability in Ibm Lotus Notes 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: 1% (71st percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Ibm Lotus Notes
Published: 2006-07-24
Last modified: 2026-06-16

Description

IBM Lotus Notes 6.0, 6.5, and 7.0 does not properly handle replies to e-mail messages with alternate name users when the (1) "Save As Draft" option is used or (2) a "," (comma) is inside the "phrase" portion of an address, which can cause the e-mail to be sent to users that were deleted from the To, CC, and BCC fields, which allows remote attackers to obtain the list of original recipients.

Frequently asked questions

What is CVE-2006-3778?: IBM Lotus Notes 6.0, 6.5, and 7.0 does not properly handle replies to e-mail messages with alternate name users when the (1) "Save As Draft" option is used or (2) a "," (comma) is inside the "phrase" portion of an address, which can cause the e-mail to be sent to users that were deleted from the To, CC, and BCC fields, which allows remote attackers to obtain the list of original recipients.
How severe is CVE-2006-3778?: CVE-2006-3778 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2006-3778 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (71st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2006-3778?: CVE-2006-3778 primarily affects Ibm Lotus Notes. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2006-3778?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2006-3778 published?: CVE-2006-3778 was published on 2006-07-24 and last updated on 2026-06-16.

References

Affected products (3)

cpe:2.3:a:ibm:lotus_notes:6.0:*:*:*:*:*:*:*
cpe:2.3:a:ibm:lotus_notes:6.5:*:*:*:*:*:*:*
cpe:2.3:a:ibm:lotus_notes:7.0:*:*:*:*:*:*:*

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