CVE-2006-2781
Double free vulnerability in nsVCard.cpp in Mozilla Thunderbird before 1.5.0.4 and SeaMonkey...
6.4 MediumFix available
Double free vulnerability in nsVCard.cpp in Mozilla Thunderbird before 1.5.0.4 and SeaMonkey before 1.0.2 allows remote attackers to cause a denial of service (hang) and possibly execute arbitrary code via a VCard that contains invalid base64 characters.
Exploit likelihood
3.31%Down 4.9 points since Feb 4, 2022
What each source reports
NVD Score used
Double free vulnerability in nsVCard.cpp in Mozilla Thunderbird before 1.5.0.4 and SeaMonkey before 1.0.2 allows remote attackers to cause a denial of service (hang) and possibly execute arbitrary code via a VCard that contains invalid base64 characters.
- Record
CVE-2006-2781- CVSS 2.0
- 6.4 Medium
AV:N/AC:L/Au:N/C:N/I:P/A:P - Weakness
- CWE-119
- Updated
- 2026-11-02
CVE List No score
Double free vulnerability in nsVCard.cpp in Mozilla Thunderbird before 1.5.0.4 and SeaMonkey before 1.0.2 allows remote attackers to cause a denial of service (hang) and possibly execute arbitrary code via a VCard that contains invalid base64 characters.
- Record
CVE-2006-2781- Updated
- 2026-11-02
EUVDEUVD-2006-2778 No score
Double free vulnerability in nsVCard.cpp in Mozilla Thunderbird before 1.5.0.4 and SeaMonkey before 1.0.2 allows remote attackers to cause a denial of service (hang) and possibly execute arbitrary code via a VCard that contains invalid base64 characters.
- Record
EUVD-2006-2778- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-59hc-56j6-9j87 No score
Double free vulnerability in nsVCard.cpp in Mozilla Thunderbird before 1.5.0.4 and SeaMonkey...
Double free vulnerability in nsVCard.cpp in Mozilla Thunderbird before 1.5.0.4 and SeaMonkey before 1.0.2 allows remote attackers to cause a denial of service (hang) and possibly execute arbitrary code via a VCard that contains invalid base64 characters.
- Record
GHSA-59hc-56j6-9j87- Weakness
- CWE-119
- Updated
- 2026-11-02
OSV No score
Double free vulnerability in nsVCard.cpp in Mozilla Thunderbird before 1.5.0.4 and SeaMonkey before 1.0.2 allows remote attackers to cause a denial of service (hang) and possibly execute arbitrary code via a VCard that contains invalid base64 characters.
- Record
CVE-2006-2781- Updated
- 2026-11-02
OSVDEBIAN-CVE-2006-2781 No score
Double free vulnerability in nsVCard.cpp in Mozilla Thunderbird before 1.5.0.4 and SeaMonkey before 1.0.2 allows remote attackers to cause a denial of service (hang) and possibly execute arbitrary code via a VCard that contains invalid base64 characters.
- Record
DEBIAN-CVE-2006-2781- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
thunderbirdDebian:12 |
before 1.5.0.4-1 | 1.5.0.4-1 |
thunderbirdDebian:13 |
before 1.5.0.4-1 | 1.5.0.4-1 |
thunderbirdDebian:14 |
before 1.5.0.4-1 | 1.5.0.4-1 |
mozillaDebian:3.1 From an advisory covering 14 CVEs |
before 2:1.7.8-1sarge7.1, plus listed versions 2:1.7.8-12:1.7.8-1sarge12:1.7.8-1sarge22:1.7.8-1sarge32:1.7.8-1sarge52:1.7.8-1sarge62:1.7.8-1sarge7 |
2:1.7.8-1sarge7.1 |
mozilla-thunderbirdDebian:3.1 From an advisory covering 15 CVEs |
before 1.0.2-2.sarge1.0.8a, plus listed versions 1.0.2-21.0.2-2.sarge1.0.61.0.2-2.sarge1.0.71.0.2-2.sarge1.0.8 |
1.0.2-2.sarge1.0.8a |
seamonkeyRed Hat:enterprise_linux:3::as From an advisory covering 12 CVEs |
before 0:1.0.2-0.1.0.EL3 | 0:1.0.2-0.1.0.EL3 |
seamonkey-chatRed Hat:enterprise_linux:3::as From an advisory covering 12 CVEs |
before 0:1.0.2-0.1.0.EL3 | 0:1.0.2-0.1.0.EL3 |
seamonkey-debuginfoRed Hat:enterprise_linux:3::as From an advisory covering 12 CVEs |
before 0:1.0.2-0.1.0.EL3 | 0:1.0.2-0.1.0.EL3 |
seamonkey-develRed Hat:enterprise_linux:3::as From an advisory covering 12 CVEs |
before 0:1.0.2-0.1.0.EL3 | 0:1.0.2-0.1.0.EL3 |
seamonkey-dom-inspectorRed Hat:enterprise_linux:3::as From an advisory covering 12 CVEs |
before 0:1.0.2-0.1.0.EL3 | 0:1.0.2-0.1.0.EL3 |
Show 87 moreShow less
| Package | Affected | Fixed |
|---|---|---|
seamonkey-js-debuggerRed Hat:enterprise_linux:3::as From an advisory covering 12 CVEs |
before 0:1.0.2-0.1.0.EL3 | 0:1.0.2-0.1.0.EL3 |
seamonkey-mailRed Hat:enterprise_linux:3::as From an advisory covering 12 CVEs |
before 0:1.0.2-0.1.0.EL3 | 0:1.0.2-0.1.0.EL3 |
seamonkey-nsprRed Hat:enterprise_linux:3::as From an advisory covering 12 CVEs |
before 0:1.0.2-0.1.0.EL3 | 0:1.0.2-0.1.0.EL3 |
seamonkey-nspr-develRed Hat:enterprise_linux:3::as From an advisory covering 12 CVEs |
before 0:1.0.2-0.1.0.EL3 | 0:1.0.2-0.1.0.EL3 |
seamonkey-nssRed Hat:enterprise_linux:3::as From an advisory covering 12 CVEs |
before 0:1.0.2-0.1.0.EL3 | 0:1.0.2-0.1.0.EL3 |
seamonkey-nss-develRed Hat:enterprise_linux:3::as From an advisory covering 12 CVEs |
before 0:1.0.2-0.1.0.EL3 | 0:1.0.2-0.1.0.EL3 |
seamonkeyRed Hat:enterprise_linux:3::desktop From an advisory covering 12 CVEs |
before 0:1.0.2-0.1.0.EL3 | 0:1.0.2-0.1.0.EL3 |
seamonkey-chatRed Hat:enterprise_linux:3::desktop From an advisory covering 12 CVEs |
before 0:1.0.2-0.1.0.EL3 | 0:1.0.2-0.1.0.EL3 |
seamonkey-debuginfoRed Hat:enterprise_linux:3::desktop From an advisory covering 12 CVEs |
before 0:1.0.2-0.1.0.EL3 | 0:1.0.2-0.1.0.EL3 |
seamonkey-develRed Hat:enterprise_linux:3::desktop From an advisory covering 12 CVEs |
before 0:1.0.2-0.1.0.EL3 | 0:1.0.2-0.1.0.EL3 |
seamonkey-dom-inspectorRed Hat:enterprise_linux:3::desktop From an advisory covering 12 CVEs |
before 0:1.0.2-0.1.0.EL3 | 0:1.0.2-0.1.0.EL3 |
seamonkey-js-debuggerRed Hat:enterprise_linux:3::desktop From an advisory covering 12 CVEs |
before 0:1.0.2-0.1.0.EL3 | 0:1.0.2-0.1.0.EL3 |
seamonkey-mailRed Hat:enterprise_linux:3::desktop From an advisory covering 12 CVEs |
before 0:1.0.2-0.1.0.EL3 | 0:1.0.2-0.1.0.EL3 |
seamonkey-nsprRed Hat:enterprise_linux:3::desktop From an advisory covering 12 CVEs |
before 0:1.0.2-0.1.0.EL3 | 0:1.0.2-0.1.0.EL3 |
seamonkey-nspr-develRed Hat:enterprise_linux:3::desktop From an advisory covering 12 CVEs |
before 0:1.0.2-0.1.0.EL3 | 0:1.0.2-0.1.0.EL3 |
seamonkey-nssRed Hat:enterprise_linux:3::desktop From an advisory covering 12 CVEs |
before 0:1.0.2-0.1.0.EL3 | 0:1.0.2-0.1.0.EL3 |
seamonkey-nss-develRed Hat:enterprise_linux:3::desktop From an advisory covering 12 CVEs |
before 0:1.0.2-0.1.0.EL3 | 0:1.0.2-0.1.0.EL3 |
seamonkeyRed Hat:enterprise_linux:3::es From an advisory covering 12 CVEs |
before 0:1.0.2-0.1.0.EL3 | 0:1.0.2-0.1.0.EL3 |
seamonkey-chatRed Hat:enterprise_linux:3::es From an advisory covering 12 CVEs |
before 0:1.0.2-0.1.0.EL3 | 0:1.0.2-0.1.0.EL3 |
seamonkey-debuginfoRed Hat:enterprise_linux:3::es From an advisory covering 12 CVEs |
before 0:1.0.2-0.1.0.EL3 | 0:1.0.2-0.1.0.EL3 |
seamonkey-develRed Hat:enterprise_linux:3::es From an advisory covering 12 CVEs |
before 0:1.0.2-0.1.0.EL3 | 0:1.0.2-0.1.0.EL3 |
seamonkey-dom-inspectorRed Hat:enterprise_linux:3::es From an advisory covering 12 CVEs |
before 0:1.0.2-0.1.0.EL3 | 0:1.0.2-0.1.0.EL3 |
seamonkey-js-debuggerRed Hat:enterprise_linux:3::es From an advisory covering 12 CVEs |
before 0:1.0.2-0.1.0.EL3 | 0:1.0.2-0.1.0.EL3 |
seamonkey-mailRed Hat:enterprise_linux:3::es From an advisory covering 12 CVEs |
before 0:1.0.2-0.1.0.EL3 | 0:1.0.2-0.1.0.EL3 |
seamonkey-nsprRed Hat:enterprise_linux:3::es From an advisory covering 12 CVEs |
before 0:1.0.2-0.1.0.EL3 | 0:1.0.2-0.1.0.EL3 |
seamonkey-nspr-develRed Hat:enterprise_linux:3::es From an advisory covering 12 CVEs |
before 0:1.0.2-0.1.0.EL3 | 0:1.0.2-0.1.0.EL3 |
seamonkey-nssRed Hat:enterprise_linux:3::es From an advisory covering 12 CVEs |
before 0:1.0.2-0.1.0.EL3 | 0:1.0.2-0.1.0.EL3 |
seamonkey-nss-develRed Hat:enterprise_linux:3::es From an advisory covering 12 CVEs |
before 0:1.0.2-0.1.0.EL3 | 0:1.0.2-0.1.0.EL3 |
seamonkeyRed Hat:enterprise_linux:3::ws From an advisory covering 12 CVEs |
before 0:1.0.2-0.1.0.EL3 | 0:1.0.2-0.1.0.EL3 |
seamonkey-chatRed Hat:enterprise_linux:3::ws From an advisory covering 12 CVEs |
before 0:1.0.2-0.1.0.EL3 | 0:1.0.2-0.1.0.EL3 |
seamonkey-debuginfoRed Hat:enterprise_linux:3::ws From an advisory covering 12 CVEs |
before 0:1.0.2-0.1.0.EL3 | 0:1.0.2-0.1.0.EL3 |
seamonkey-develRed Hat:enterprise_linux:3::ws From an advisory covering 12 CVEs |
before 0:1.0.2-0.1.0.EL3 | 0:1.0.2-0.1.0.EL3 |
seamonkey-dom-inspectorRed Hat:enterprise_linux:3::ws From an advisory covering 12 CVEs |
before 0:1.0.2-0.1.0.EL3 | 0:1.0.2-0.1.0.EL3 |
seamonkey-js-debuggerRed Hat:enterprise_linux:3::ws From an advisory covering 12 CVEs |
before 0:1.0.2-0.1.0.EL3 | 0:1.0.2-0.1.0.EL3 |
seamonkey-mailRed Hat:enterprise_linux:3::ws From an advisory covering 12 CVEs |
before 0:1.0.2-0.1.0.EL3 | 0:1.0.2-0.1.0.EL3 |
seamonkey-nsprRed Hat:enterprise_linux:3::ws From an advisory covering 12 CVEs |
before 0:1.0.2-0.1.0.EL3 | 0:1.0.2-0.1.0.EL3 |
seamonkey-nspr-develRed Hat:enterprise_linux:3::ws From an advisory covering 12 CVEs |
before 0:1.0.2-0.1.0.EL3 | 0:1.0.2-0.1.0.EL3 |
seamonkey-nssRed Hat:enterprise_linux:3::ws From an advisory covering 12 CVEs |
before 0:1.0.2-0.1.0.EL3 | 0:1.0.2-0.1.0.EL3 |
seamonkey-nss-develRed Hat:enterprise_linux:3::ws From an advisory covering 12 CVEs |
before 0:1.0.2-0.1.0.EL3 | 0:1.0.2-0.1.0.EL3 |
devhelpRed Hat:enterprise_linux:4::as From an advisory covering 26 CVEs |
before 0:0.10-0.2.el4 | 0:0.10-0.2.el4 |
devhelp-debuginfoRed Hat:enterprise_linux:4::as From an advisory covering 26 CVEs |
before 0:0.10-0.2.el4 | 0:0.10-0.2.el4 |
devhelp-develRed Hat:enterprise_linux:4::as From an advisory covering 26 CVEs |
before 0:0.10-0.2.el4 | 0:0.10-0.2.el4 |
seamonkeyRed Hat:enterprise_linux:4::as From an advisory covering 26 CVEs |
before 0:1.0.3-0.el4.1 | 0:1.0.3-0.el4.1 |
seamonkey-chatRed Hat:enterprise_linux:4::as From an advisory covering 26 CVEs |
before 0:1.0.3-0.el4.1 | 0:1.0.3-0.el4.1 |
seamonkey-debuginfoRed Hat:enterprise_linux:4::as From an advisory covering 26 CVEs |
before 0:1.0.3-0.el4.1 | 0:1.0.3-0.el4.1 |
seamonkey-develRed Hat:enterprise_linux:4::as From an advisory covering 26 CVEs |
before 0:1.0.3-0.el4.1 | 0:1.0.3-0.el4.1 |
seamonkey-dom-inspectorRed Hat:enterprise_linux:4::as From an advisory covering 26 CVEs |
before 0:1.0.3-0.el4.1 | 0:1.0.3-0.el4.1 |
seamonkey-js-debuggerRed Hat:enterprise_linux:4::as From an advisory covering 26 CVEs |
before 0:1.0.3-0.el4.1 | 0:1.0.3-0.el4.1 |
seamonkey-mailRed Hat:enterprise_linux:4::as From an advisory covering 26 CVEs |
before 0:1.0.3-0.el4.1 | 0:1.0.3-0.el4.1 |
devhelpRed Hat:enterprise_linux:4::desktop From an advisory covering 26 CVEs |
before 0:0.10-0.2.el4 | 0:0.10-0.2.el4 |
devhelp-debuginfoRed Hat:enterprise_linux:4::desktop From an advisory covering 26 CVEs |
before 0:0.10-0.2.el4 | 0:0.10-0.2.el4 |
devhelp-develRed Hat:enterprise_linux:4::desktop From an advisory covering 26 CVEs |
before 0:0.10-0.2.el4 | 0:0.10-0.2.el4 |
seamonkeyRed Hat:enterprise_linux:4::desktop From an advisory covering 26 CVEs |
before 0:1.0.3-0.el4.1 | 0:1.0.3-0.el4.1 |
seamonkey-chatRed Hat:enterprise_linux:4::desktop From an advisory covering 26 CVEs |
before 0:1.0.3-0.el4.1 | 0:1.0.3-0.el4.1 |
seamonkey-debuginfoRed Hat:enterprise_linux:4::desktop From an advisory covering 26 CVEs |
before 0:1.0.3-0.el4.1 | 0:1.0.3-0.el4.1 |
seamonkey-develRed Hat:enterprise_linux:4::desktop From an advisory covering 26 CVEs |
before 0:1.0.3-0.el4.1 | 0:1.0.3-0.el4.1 |
seamonkey-dom-inspectorRed Hat:enterprise_linux:4::desktop From an advisory covering 26 CVEs |
before 0:1.0.3-0.el4.1 | 0:1.0.3-0.el4.1 |
seamonkey-js-debuggerRed Hat:enterprise_linux:4::desktop From an advisory covering 26 CVEs |
before 0:1.0.3-0.el4.1 | 0:1.0.3-0.el4.1 |
seamonkey-mailRed Hat:enterprise_linux:4::desktop From an advisory covering 26 CVEs |
before 0:1.0.3-0.el4.1 | 0:1.0.3-0.el4.1 |
devhelpRed Hat:enterprise_linux:4::es From an advisory covering 26 CVEs |
before 0:0.10-0.2.el4 | 0:0.10-0.2.el4 |
devhelp-debuginfoRed Hat:enterprise_linux:4::es From an advisory covering 26 CVEs |
before 0:0.10-0.2.el4 | 0:0.10-0.2.el4 |
devhelp-develRed Hat:enterprise_linux:4::es From an advisory covering 26 CVEs |
before 0:0.10-0.2.el4 | 0:0.10-0.2.el4 |
seamonkeyRed Hat:enterprise_linux:4::es From an advisory covering 26 CVEs |
before 0:1.0.3-0.el4.1 | 0:1.0.3-0.el4.1 |
seamonkey-chatRed Hat:enterprise_linux:4::es From an advisory covering 26 CVEs |
before 0:1.0.3-0.el4.1 | 0:1.0.3-0.el4.1 |
seamonkey-debuginfoRed Hat:enterprise_linux:4::es From an advisory covering 26 CVEs |
before 0:1.0.3-0.el4.1 | 0:1.0.3-0.el4.1 |
seamonkey-develRed Hat:enterprise_linux:4::es From an advisory covering 26 CVEs |
before 0:1.0.3-0.el4.1 | 0:1.0.3-0.el4.1 |
seamonkey-dom-inspectorRed Hat:enterprise_linux:4::es From an advisory covering 26 CVEs |
before 0:1.0.3-0.el4.1 | 0:1.0.3-0.el4.1 |
seamonkey-js-debuggerRed Hat:enterprise_linux:4::es From an advisory covering 26 CVEs |
before 0:1.0.3-0.el4.1 | 0:1.0.3-0.el4.1 |
seamonkey-mailRed Hat:enterprise_linux:4::es From an advisory covering 26 CVEs |
before 0:1.0.3-0.el4.1 | 0:1.0.3-0.el4.1 |
devhelpRed Hat:enterprise_linux:4::ws From an advisory covering 26 CVEs |
before 0:0.10-0.2.el4 | 0:0.10-0.2.el4 |
devhelp-debuginfoRed Hat:enterprise_linux:4::ws From an advisory covering 26 CVEs |
before 0:0.10-0.2.el4 | 0:0.10-0.2.el4 |
devhelp-develRed Hat:enterprise_linux:4::ws From an advisory covering 26 CVEs |
before 0:0.10-0.2.el4 | 0:0.10-0.2.el4 |
seamonkeyRed Hat:enterprise_linux:4::ws From an advisory covering 26 CVEs |
before 0:1.0.3-0.el4.1 | 0:1.0.3-0.el4.1 |
seamonkey-chatRed Hat:enterprise_linux:4::ws From an advisory covering 26 CVEs |
before 0:1.0.3-0.el4.1 | 0:1.0.3-0.el4.1 |
seamonkey-debuginfoRed Hat:enterprise_linux:4::ws From an advisory covering 26 CVEs |
before 0:1.0.3-0.el4.1 | 0:1.0.3-0.el4.1 |
seamonkey-develRed Hat:enterprise_linux:4::ws From an advisory covering 26 CVEs |
before 0:1.0.3-0.el4.1 | 0:1.0.3-0.el4.1 |
seamonkey-dom-inspectorRed Hat:enterprise_linux:4::ws From an advisory covering 26 CVEs |
before 0:1.0.3-0.el4.1 | 0:1.0.3-0.el4.1 |
seamonkey-js-debuggerRed Hat:enterprise_linux:4::ws From an advisory covering 26 CVEs |
before 0:1.0.3-0.el4.1 | 0:1.0.3-0.el4.1 |
seamonkey-mailRed Hat:enterprise_linux:4::ws From an advisory covering 26 CVEs |
before 0:1.0.3-0.el4.1 | 0:1.0.3-0.el4.1 |
thunderbirdRed Hat:enterprise_linux:4::as From an advisory covering 25 CVEs |
before 0:1.5.0.5-0.el4.1 | 0:1.5.0.5-0.el4.1 |
thunderbird-debuginfoRed Hat:enterprise_linux:4::as From an advisory covering 25 CVEs |
before 0:1.5.0.5-0.el4.1 | 0:1.5.0.5-0.el4.1 |
thunderbirdRed Hat:enterprise_linux:4::desktop From an advisory covering 25 CVEs |
before 0:1.5.0.5-0.el4.1 | 0:1.5.0.5-0.el4.1 |
thunderbird-debuginfoRed Hat:enterprise_linux:4::desktop From an advisory covering 25 CVEs |
before 0:1.5.0.5-0.el4.1 | 0:1.5.0.5-0.el4.1 |
thunderbirdRed Hat:enterprise_linux:4::es From an advisory covering 25 CVEs |
before 0:1.5.0.5-0.el4.1 | 0:1.5.0.5-0.el4.1 |
thunderbird-debuginfoRed Hat:enterprise_linux:4::es From an advisory covering 25 CVEs |
before 0:1.5.0.5-0.el4.1 | 0:1.5.0.5-0.el4.1 |
thunderbirdRed Hat:enterprise_linux:4::ws From an advisory covering 25 CVEs |
before 0:1.5.0.5-0.el4.1 | 0:1.5.0.5-0.el4.1 |
thunderbird-debuginfoRed Hat:enterprise_linux:4::ws From an advisory covering 25 CVEs |
before 0:1.5.0.5-0.el4.1 | 0:1.5.0.5-0.el4.1 |
History
| Recorded | Changed | Sources |
|---|---|---|
| affected, facts | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2006-2781 is a medium vulnerability (CVSS 6.4) in Mozilla Seamonkey, published June 2, 2006. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 3.31%, the 88th percentile. Fixed in thunderbird 1.5.0.4-1.
References
secunia.com/advisories/20709
usn.ubuntu.com/297-3
exchange.xforce.ibmcloud.com/vulnerabilities/26850
redhat.com/support/errata/RHSA-2006-0594.html
Show 148 moreShow less
securitytracker.com/id?1016214
securityfocus.com/archive/1/435795/100/0/threaded
vupen.com/english/advisories/2006/3749
mandriva.com/security/advisories?name=MDKSA-2006:146
rhn.redhat.com/errata/RHSA-2006-0609.html
oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10247
gentoo.org/security/en/glsa/glsa-200606-21.xml
debian.org/security/2006/dsa-1118
novell.com/linux/security/advisories/2006_35_mozilla.html
mozilla.org/security/announce/2006/mfsa2006-40.html
nvd.nist.gov/vuln/detail/CVE-2006-2781
github.com/advisories/GHSA-59hc-56j6-9j87
security-tracker.debian.org/tracker/CVE-2006-2781
access.redhat.com/errata/RHSA-2006:0578
bugzilla.redhat.com/show_bug.cgi?id=196971
security.access.redhat.com/data/csaf/v2/advisories/2006/rhsa-2006_0578.json
cve.org/CVERecord?id=CVE-2006-2776