CVE-2007-0451

Apache SpamAssassin before 3.1.8 allows remote attackers to cause a denial of service via long...

4.3 MediumFix available

Apache SpamAssassin before 3.1.8 allows remote attackers to cause a denial of service via long URLs in malformed HTML, which triggers "massive memory usage."

Exploit likelihood

6.87%Down 0.5 points since Feb 4, 2022

What each source reports

NVD Score used 4.3

Apache SpamAssassin before 3.1.8 allows remote attackers to cause a denial of service via long URLs in malformed HTML, which triggers "massive memory usage."

Record: CVE-2007-0451
CVSS 2.0: 4.3 MediumAV:N/AC:M/Au:N/C:N/I:N/A:P
Weakness: CWE-399
Updated: 2026-11-02

CVE List No score

Apache SpamAssassin before 3.1.8 allows remote attackers to cause a denial of service via long URLs in malformed HTML, which triggers "massive memory usage."

Record: CVE-2007-0451
Updated: 2026-11-02

EUVDEUVD-2007-0450 No score

Apache SpamAssassin before 3.1.8 allows remote attackers to cause a denial of service via long URLs in malformed HTML, which triggers "massive memory usage."

Record: EUVD-2007-0450
Updated: 2026-11-03

GitHub AdvisoriesGHSA-q35m-3hwc-qp9v No score

Apache SpamAssassin before 3.1.8 allows remote attackers to cause a denial of service via long...

Apache SpamAssassin before 3.1.8 allows remote attackers to cause a denial of service via long URLs in malformed HTML, which triggers "massive memory usage."

Record: GHSA-q35m-3hwc-qp9v
Updated: 2026-11-02

OSV No score

Apache SpamAssassin before 3.1.8 allows remote attackers to cause a denial of service via long URLs in malformed HTML, which triggers "massive memory usage."

Record: CVE-2007-0451
Updated: 2026-11-02

OSVDEBIAN-CVE-2007-0451 No score

Apache SpamAssassin before 3.1.8 allows remote attackers to cause a denial of service via long URLs in malformed HTML, which triggers "massive memory usage."

Record: DEBIAN-CVE-2007-0451
Updated: 2026-11-02

OSVopenSUSE-SU-2024:11395-1 No score

perl-Mail-SpamAssassin-3.4.6-71.3 on GA media

These are all security issues fixed in the perl-Mail-SpamAssassin-3.4.6-71.3 package on the GA media of openSUSE Tumbleweed.

Record: openSUSE-SU-2024:11395-1
Updated: 2026-11-02

Affected products

apache spamassassin

Affected packages

Affected packages
Package	Affected	Fixed
`spamassassin` Debian:12	before 3.1.7-2	3.1.7-2
`spamassassin` Debian:13	before 3.1.7-2	3.1.7-2
`spamassassin` Debian:14	before 3.1.7-2	3.1.7-2
`spamassassin` Red Hat:enterprise_linux:4::as	before 0:3.1.8-2.el4	0:3.1.8-2.el4
`spamassassin-debuginfo` Red Hat:enterprise_linux:4::as	before 0:3.1.8-2.el4	0:3.1.8-2.el4
`spamassassin` Red Hat:enterprise_linux:4::desktop	before 0:3.1.8-2.el4	0:3.1.8-2.el4
`spamassassin-debuginfo` Red Hat:enterprise_linux:4::desktop	before 0:3.1.8-2.el4	0:3.1.8-2.el4
`spamassassin` Red Hat:enterprise_linux:4::es	before 0:3.1.8-2.el4	0:3.1.8-2.el4
`spamassassin-debuginfo` Red Hat:enterprise_linux:4::es	before 0:3.1.8-2.el4	0:3.1.8-2.el4
`spamassassin` Red Hat:enterprise_linux:4::ws	before 0:3.1.8-2.el4	0:3.1.8-2.el4

Show 6 moreShow less

Affected packages
Package	Affected	Fixed
`spamassassin-debuginfo` Red Hat:enterprise_linux:4::ws	before 0:3.1.8-2.el4	0:3.1.8-2.el4
`spamassassin` Red Hat:enterprise_linux:5::client	before 0:3.1.8-2.el5	0:3.1.8-2.el5
`spamassassin-debuginfo` Red Hat:enterprise_linux:5::client	before 0:3.1.8-2.el5	0:3.1.8-2.el5
`spamassassin` Red Hat:enterprise_linux:5::server	before 0:3.1.8-2.el5	0:3.1.8-2.el5
`spamassassin-debuginfo` Red Hat:enterprise_linux:5::server	before 0:3.1.8-2.el5	0:3.1.8-2.el5
`spamassassin` openSUSE:Tumbleweed From an advisory covering 9 CVEs	before 3.4.6-71.3	3.4.6-71.3

History

History
Recorded	Changed	Sources
Nov 6, 2026	affected, facts
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2007-0451 is a medium vulnerability (CVSS 4.3) in Apache Spamassassin, published February 16, 2007. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 6.87%, the 94th percentile. Fixed in spamassassin 3.1.7-2.

References

Show 41 moreShow less