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CVE-2015-0828

19
FAUCET Score

CVE-2015-0828 is a double free vulnerability in Mozilla Firefox versions prior to 36.0, specifically within the nsXMLHttpRequest::GetResponse function when a nonstandard memory allocator is in use. This flaw allows remote attackers to execute arbitrary code or cause a denial of service through heap memory corruption by crafting JavaScript that makes an XMLHttpRequest call with zero bytes of data. With a CVSS score of 6.8, it is considered a medium severity vulnerability, requiring medium attack complexity and potentially leading to partial confidentiality, integrity, and availability impacts. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
11.3CPE matchmatch criteria
cpe:2.3:o:oracle:solaris:11.3:*:*:*:*:*:*:*
<= 35.0.1CPE matchmatch criteria
cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*
0.1CPE matchmatch criteria
cpe:2.3:a:mozilla:firefox:0.1:*:*:*:*:*:*:*
0.2CPE matchmatch criteria
cpe:2.3:a:mozilla:firefox:0.2:*:*:*:*:*:*:*
0.3CPE matchmatch criteria
cpe:2.3:a:mozilla:firefox:0.3:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

6.8MEDIUM

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

Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Exploitability Score
8.6
Impact Score
6.4
CvssVersion
2.0

Exploit Intelligence

EPSS Score
3.89%
Probability of exploitation in next 30 days
EPSS Percentile
89.1%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0389 is in the 85th percentile among its peer group of 19,958 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, 0.0 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

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

Remediation

Vendor Patches (1)

mozillavendor investigatingvia nvd_reference
View patch

Vendor Advisories (1)

redhatCVE-2015-0828Moderate

Mozilla: Double-free when using non-default memory allocators with a zero-length XHR (MFSA 2015-18)

Feb 24, 2015

References

lists.opensuse.org / opensuse-security-announce/2015-03/msg00000.html
Third Party Advisory
lists.opensuse.org / opensuse-updates/2015-03/msg00067.html
Third Party Advisory
bugzilla.mozilla.org / show_bug.cgi
Issue Tracking
bugzilla.mozilla.org / show_bug.cgi
Issue Tracking
security.gentoo.org / glsa/201504-01
mozilla.org / security/announce/2015/mfsa2015-18.html
Vendor Advisory
oracle.com / technetwork/topics/security/bulletinapr2016-2952098.html
Third Party Advisory
securityfocus.com / bid/72744
Third Party AdvisoryVDB Entry
securitytracker.com / id/1031791
Third Party AdvisoryVDB Entry