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CVE-2015-0826

19
FAUCET Score

CVE-2015-0826 describes an out-of-bounds read vulnerability in the nsTransformedTextRun::SetCapitalization function of Mozilla Firefox versions prior to 36.0, affecting various Canonical, Mozilla, and openSUSE distributions. This flaw allows remote attackers to execute arbitrary code or cause a denial of service through specially crafted CSS token sequences that trigger restyle or reflow operations. With a CVSS score of 6.8, it is considered medium severity, 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 vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
<= 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:*:*:*:*:*:*:*
0.4CPE matchmatch criteria
cpe:2.3:a:mozilla:firefox:0.4:*:*:*:*:*:*:*

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
3.38%
Probability of exploitation in next 30 days
EPSS Percentile
87.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0338 is in the 82nd 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-2015-0826Moderate

Mozilla: Buffer overflow during CSS restyling (MFSA 2015-20)

Feb 24, 2015

References

lists.opensuse.org / opensuse-security-announce/2015-03/msg00000.html
lists.opensuse.org / opensuse-updates/2015-03/msg00067.html
bugzilla.mozilla.org / show_bug.cgi
security.gentoo.org / glsa/201504-01
mozilla.org / security/announce/2015/mfsa2015-20.html
Vendor Advisory
oracle.com / technetwork/topics/security/bulletinapr2016-2952098.html
securityfocus.com / bid/72750
securitytracker.com / id/1031791
ubuntu.com / usn/USN-2505-1