CVE-2007-2931

highpriority · attend · 66EPSS 0.555 · 99 %ileexploit · functionalEUUS

grimoire priorityP1 · Urgent

Exploitable?

Public exploit

2 exploits · functional

Likely / severe?

55.5% (99th) EPSS

CVSS 9.3 · high

Is it mine?

5 products

Check your exposure

Who says so?

2 sources

enisa_euvd · nvd

EPSS · scored 2026-10-27

Heap-based buffer overflow in Microsoft MSN Messenger 6.2, 7.0, and 7.5, and Live Messenger 8.0 allows user-assisted remote attackers to execute arbitrary code via unspecified vectors involving video conversation handling in Web Cam and video chat sessions.

cvss

Technical severity, 0–10. One row per scoring source.

9.3

010

base score 0–10 · higher = more severe · hover a vector to decode

v2.09.3highAV:N/AC:M/Au:N/C:C/I:C/A:Cprimary · NVD / NIST USexploitability 8.6 · impact 10

v2.09.3highAV:N/AC:M/Au:N/C:C/I:C/A:C/E:Hsecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-119USprimaryCWE-20USprimary

exploits (2)

Public proof-of-concept and weaponised exploit code.

EDB-30537Microsoft MSN Messenger 8.0 - Video Conversation Buffer Overflowfunctional · exploit_db
EDB-4334Microsoft MSN Messenger 7.x/8.0? - Video Remote Heap Overflowfunctional · exploit_db

affected products (5)

Products and version ranges known to be affected.

n/a n/a≤ n/aenisa_euvdEU
microsoft msn messenger= 6.2nvdUScpe:2.3:a:microsoft:msn_messenger:*:*:*:*:*:*:*:*
microsoft msn messenger= 7.0nvdUScpe:2.3:a:microsoft:msn_messenger:*:*:*:*:*:*:*:*
microsoft msn messenger= 7.5nvdUScpe:2.3:a:microsoft:msn_messenger:*:*:*:*:*:*:*:*
microsoft windows live messenger= 8.0nvdUScpe:2.3:a:microsoft:windows_live_messenger:*:*:*:*:*:*:*:*

also known as (2)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

enisa_euvd nvd NVD CVE.org MITRE

published 2007-08-31modified 2026-06-16

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+45278 more

references (22)

External citations — patches, advisories, analysis.

scry

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