Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2008-2801

20
FAUCET Score

CVE-2008-2801 describes a critical vulnerability in Mozilla Firefox and SeaMonkey versions prior to 2.0.0.15 and 1.1.10, respectively, stemming from improper JAR signing implementation. This flaw allows remote attackers to execute arbitrary code by injecting JavaScript into documents within a JAR archive or by using relative URLs to JavaScript files within a JAR. With a CVSS score of 7.5, this vulnerability is highly severe, requiring no authentication and having low attack complexity, potentially leading to complete compromise of confidentiality, integrity, and availability. There is no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= 2.0.0.14CPE matchmatch criteria
cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*
2.0CPE matchmatch criteria
cpe:2.3:a:mozilla:firefox:2.0:*:*:*:*:*:*:*
2.0.0.1CPE matchmatch criteria
cpe:2.3:a:mozilla:firefox:2.0.0.1:*:*:*:*:*:*:*
2.0.0.2CPE matchmatch criteria
cpe:2.3:a:mozilla:firefox:2.0.0.2:*:*:*:*:*:*:*
2.0.0.3CPE matchmatch criteria
cpe:2.3:a:mozilla:firefox:2.0.0.3:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

7.5HIGH

AV:N/AC:L/Au:N/C:P/I:P/A:P

Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
6.4
CvssVersion
2.0

Exploit Intelligence

EPSS Score
2.81%
Probability of exploitation in next 30 days
EPSS Percentile
85.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0281 is in the 73rd percentile among its peer group of 51,551 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 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 (10)

redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 2.1Fixed in: seamonkey-0:1.0.9-0.17.el2
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 3Fixed in: seamonkey-0:1.0.9-0.20.el3
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 4Fixed in: seamonkey-0:1.0.9-16.3.el4_6
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 4Fixed in: firefox-0:1.5.0.12-0.19.el4
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 4Fixed in: thunderbird-0:1.5.0.12-14.el4
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: devhelp-0:0.12-17.el5
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: firefox-0:3.0-2.el5
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: xulrunner-0:1.9-1.el5
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: yelp-0:2.16.0-19.el5
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: thunderbird-0:2.0.0.16-1.el5
View patch

Vendor Advisories (1)

redhatCVE-2008-2801Critical

Firefox arbitrary signed JAR code execution

Jul 2, 2008

References

lists.opensuse.org / opensuse-security-announce/2008-07/msg00004.html
rhn.redhat.com / errata/RHSA-2008-0616.html
bugzilla.mozilla.org / show_bug.cgi
bugzilla.mozilla.org / show_bug.cgi
bugzilla.mozilla.org / show_bug.cgi
secunia.com / advisories/30878
secunia.com / advisories/30898
secunia.com / advisories/30903
secunia.com / advisories/30911
Vendor Advisory
secunia.com / advisories/30949
secunia.com / advisories/31005
secunia.com / advisories/31008
secunia.com / advisories/31021
secunia.com / advisories/31023
secunia.com / advisories/31069
secunia.com / advisories/31076
secunia.com / advisories/31183
secunia.com / advisories/31195
secunia.com / advisories/31377
secunia.com / advisories/33433
secunia.com / advisories/34501
security.gentoo.org / glsa/glsa-200808-03.xml
issues.rpath.com / browse/RPL-2646
slackware.com / security/viewer.php
slackware.com / security/viewer.php
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11810
sunsolve.sun.com / search/document.do
redhat.com / archives/fedora-package-announce/2008-July/msg00207.html
redhat.com / archives/fedora-package-announce/2008-July/msg00288.html
redhat.com / archives/fedora-package-announce/2008-July/msg00295.html
wiki.rpath.com / Advisories:rPSA-2008-0216
debian.org / security/2008/dsa-1607
debian.org / security/2008/dsa-1615
debian.org / security/2009/dsa-1697
mandriva.com / security/advisories
mozilla.org / projects/security/known-vulnerabilities.html
mozilla.org / security/announce/2008/mfsa2008-23.html
redhat.com / support/errata/RHSA-2008-0547.html
redhat.com / support/errata/RHSA-2008-0549.html
redhat.com / support/errata/RHSA-2008-0569.html
securityfocus.com / archive/1/494080/100/0/threaded
securityfocus.com / bid/30038
securitytracker.com / id
ubuntu.com / usn/usn-619-1
vupen.com / english/advisories/2008/1993/references
vupen.com / english/advisories/2009/0977