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CVE-2009-2210

24
FAUCET Score

CVE-2009-2210 is a critical vulnerability affecting Mozilla Thunderbird before 2.0.0.22 and SeaMonkey before 1.1.17, allowing remote attackers to cause a denial of service or potentially execute arbitrary code through specially crafted multipart/alternative email messages. With a CVSS score of 9.3, this vulnerability is highly severe, requiring medium attack complexity but enabling complete confidentiality, integrity, and availability compromise. Despite its high severity, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
<= 1.1.16CPE matchmatch criteria
cpe:2.3:a:mozilla:seamonkey:*:*:*:*:*:*:*:*
1.0CPE matchmatch criteria
cpe:2.3:a:mozilla:seamonkey:1.0:*:*:*:*:*:*:*
1.0CPE matchmatch criteria
cpe:2.3:a:mozilla:seamonkey:1.0:*:dev:*:*:*:*:*
1.0CPE matchmatch criteria
cpe:2.3:a:mozilla:seamonkey:1.0:alpha:*:*:*:*:*:*
1.0CPE matchmatch criteria
cpe:2.3:a:mozilla:seamonkey:1.0:beta:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

9.3HIGH

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

Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Exploitability Score
8.6
Impact Score
10.0
CvssVersion
2.0

Exploit Intelligence

EPSS Score
3.80%
Probability of exploitation in next 30 days
EPSS Percentile
88.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0380 is in the 50th percentile among its peer group of 8,920 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (5)

mozillapatch availablevia nvd_reference
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 3Fixed in: seamonkey-0:1.0.9-0.39.el3
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 4Fixed in: thunderbird-0:1.5.0.12-23.el4
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 4Fixed in: seamonkey-0:1.0.9-44.el4_8
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: thunderbird-0:2.0.0.22-2.el5_3
View patch

Vendor Advisories (1)

redhatCVE-2009-2210Important

Thunderbird mail crash

Jun 22, 2009

References

bugzilla.mozilla.org / show_bug.cgi
secunia.com / advisories/35561
secunia.com / advisories/35602
secunia.com / advisories/35633
secunia.com / advisories/35882
securitytracker.com / id
exchange.xforce.ibmcloud.com / vulnerabilities/51315
slackware.com / security/viewer.php
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9994
redhat.com / archives/fedora-package-announce/2009-July/msg00444.html
redhat.com / archives/fedora-package-announce/2009-July/msg00504.html
debian.org / security/2009/dsa-1830
mandriva.com / security/advisories
mozilla.org / security/announce/2009/mfsa2009-33.html
PatchVendor Advisory
redhat.com / support/errata/RHSA-2009-1134.html
securityfocus.com / bid/35461
Patch
slackware.com / security/viewer.php