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CVE-2011-4959

21
FAUCET Score

CVE-2011-4959 describes a SQL injection vulnerability in SilverStripe versions 2.3.x before 2.3.12 and 2.4.x before 2.4.6. This flaw, specifically in the addslashes method, affects instances connected to a MySQL database using far east character encodings. The vulnerability has a CVSS score of 6.8, indicating a medium severity risk, as it allows remote attackers to execute arbitrary SQL commands with partial impact on 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
2.3.0CPE matchmatch criteria
cpe:2.3:a:silverstripe:silverstripe:2.3.0:*:*:*:*:*:*:*
2.3.1CPE matchmatch criteria
cpe:2.3:a:silverstripe:silverstripe:2.3.1:*:*:*:*:*:*:*
2.3.2CPE matchmatch criteria
cpe:2.3:a:silverstripe:silverstripe:2.3.2:*:*:*:*:*:*:*
2.3.3CPE matchmatch criteria
cpe:2.3:a:silverstripe:silverstripe:2.3.3:*:*:*:*:*:*:*
2.3.4CPE matchmatch criteria
cpe:2.3:a:silverstripe:silverstripe:2.3.4:*:*:*:*:*:*:*

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
1.45%
Probability of exploitation in next 30 days
EPSS Percentile
70.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0145 is in the 43rd percentile among its peer group of 19,956 CVEs.

Social Chatter

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

Patch Available

Vendor Patches (1)

github_advisorypatch availablevia nvd_reference
View patch

References

doc.silverstripe.org / framework/en/trunk/changelogs/2.3.12
Vendor Advisory
doc.silverstripe.org / framework/en/trunk/changelogs/2.4.6
Vendor Advisory
github.com / silverstripe/sapphire/commit/73cca09
ExploitPatch
github.com / silverstripe/sapphire/commit/ca78784
ExploitPatch
github.com / silverstripe/silverstripe-cms/commit/b5ea2f6
ExploitPatch
openwall.com / lists/oss-security/2012/04/30/1
openwall.com / lists/oss-security/2012/04/30/3