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Vulnerability details: VCID-kj6v-kvbx-33b5
Vulnerability ID VCID-kj6v-kvbx-33b5
Aliases CVE-2015-2740
Summary Multiple vulnerabilities have been found in Mozilla Firefox and Thunderbird, the worst of which may allow user-assisted execution of arbitrary code.
Status Published
Exploitability 0.5
Weighted Severity 9.0
Risk 4.5
Affected and Fixed Packages Package Details
Weaknesses (0)
There are no known CWE.
System Score Found at
epss 0.03486 https://api.first.org/data/v1/epss?cve=CVE-2015-2740
epss 0.03486 https://api.first.org/data/v1/epss?cve=CVE-2015-2740
epss 0.03486 https://api.first.org/data/v1/epss?cve=CVE-2015-2740
epss 0.03486 https://api.first.org/data/v1/epss?cve=CVE-2015-2740
epss 0.03486 https://api.first.org/data/v1/epss?cve=CVE-2015-2740
epss 0.03486 https://api.first.org/data/v1/epss?cve=CVE-2015-2740
epss 0.03486 https://api.first.org/data/v1/epss?cve=CVE-2015-2740
epss 0.03486 https://api.first.org/data/v1/epss?cve=CVE-2015-2740
epss 0.03486 https://api.first.org/data/v1/epss?cve=CVE-2015-2740
generic_textual critical https://www.mozilla.org/en-US/security/advisories/mfsa2015-66
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2015-2740.json
https://api.first.org/data/v1/epss?cve=CVE-2015-2740
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-2721
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-2724
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-2728
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-2731
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-2734
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-2735
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-2736
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-2737
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-2738
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-2739
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-2740
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-2743
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-4000
1236956 https://bugzilla.redhat.com/show_bug.cgi?id=1236956
GLSA-201512-10 https://security.gentoo.org/glsa/201512-10
mfsa2015-66 https://www.mozilla.org/en-US/security/advisories/mfsa2015-66
RHSA-2015:1207 https://access.redhat.com/errata/RHSA-2015:1207
RHSA-2015:1455 https://access.redhat.com/errata/RHSA-2015:1455
USN-2656-1 https://usn.ubuntu.com/2656-1/
USN-2656-2 https://usn.ubuntu.com/2656-2/
USN-2673-1 https://usn.ubuntu.com/2673-1/
No exploits are available.
Exploit Prediction Scoring System (EPSS)
Percentile 0.87522
EPSS Score 0.03486
Published At April 1, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-04-01T13:01:38.553460+00:00 Gentoo Importer Import https://security.gentoo.org/glsa/201512-10 38.0.0