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Emerging threatsCritical

CVE-2010-3407Lotus Domino Memory Corruption

Stack-based buffer overflow in the MailCheck821Address function in nnotes.dll in the nrouter.exe service in the server in IBM Lotus Domino 8.0.x before 8.0.2 FP5 and 8.5.x before 8.5.1 FP2 allows remote attackers to execute arbitrary code via a long e-mail address in an…

Published Sep 16, 2010 · Updated Apr 28, 2026

Key Facts

Patch immediately
  • CVE-2010-3407 is a critical-severity vulnerability (CVSS 9.3 v2) affecting Lotus Domino (Ibm).
  • It is not listed in any known-exploited vulnerabilities catalog. Public exploit code is available.
  • EPSS estimates a 41% probability of exploitation in the next 30 days.
  • No fixed version is listed yet; check the vendor advisory for mitigations.
  • Brandefense priority: patch immediately, because public exploit code exists for a high-severity flaw.

Scores

CVSS v2

9.3

AV:N/AC:M/Au:N/C:C/I:C/A:C

EPSS (30-day exploit likelihood)

41%

Higher than 98.6% of all scored CVEs

Exploit maturity

Weaponized

ATLAS score

64/100

Publication score, see How it works

Exploitation Verdict

KEV listed

Not listed

Federal due date

None

No federal due date

Ransomware use

Not reported

Attributed actors

None named

Exploit & Defence Guidance

Exploit maturity

Weaponized

Public exploit code

3

Proof-of-concept links

In-the-wild evidence

1

Reports of active use

Description

Stack-based buffer overflow in the MailCheck821Address function in nnotes.dll in the nrouter.exe service in the server in IBM Lotus Domino 8.0.x before 8.0.2 FP5 and 8.5.x before 8.5.1 FP2 allows remote attackers to execute arbitrary code via a long e-mail address in an ORGANIZER:mailto header in an iCalendar calendar-invitation e-mail message, aka SPR NRBY7ZPJ9V.

Affected Products

11 affected entries in total
ProductAffected versionsFixed in
Lotus DominoIbm8.0, 8.0.1, 8.0.2, 8.0.2.1, 8.0.2.2, 8.0.2.3, 8.0.2.4, 8.5.0n/a

Timeline

  1. Publicly disclosed

    Sep 16, 2010

  2. Last updated

    Apr 28, 2026

Weakness Type

  • CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer

References

12 more references in the full CVE brief

FAQ

Common Questions.

Is CVE-2010-3407 On Your Attack Surface?

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Figures as of Oct 19, 2026. Compiled by Brandefense technologies from public vulnerability catalogs; scoring as described in How it works.

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