HOMEVULNERABILITIESCVE-2011-4959
MEDIUM

CVE-2011-4959

CWE-89Published: September 17, 2012· Updated: Jun 16, 2026

6.8
CVSS v3.1

Official Description

SQL injection vulnerability in the addslashes method in SilverStripe 2.3.x before 2.3.12 and 2.4.x before 2.4.6, when connected to a MySQL database using far east character encodings, allows remote attackers to execute arbitrary SQL commands via unspecified vectors.

NVD Source

Technical Analysis

CVE-2011-4959 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation requires some privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

From a weakness classification perspective (CWE-89): SQL injection vulnerabilities allow attackers to manipulate database queries, potentially exposing or modifying sensitive data.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityM
Privileges Req.
User Interaction
Scope
Impact
ConfidentialityP
IntegrityP
AvailabilityP
AV:N/AC:M/Au:N/C:P/I:P/A:P

Affected Vendors & Products

silverstripe1 product(s)
silverstripe
Source: NVD CPE · 18 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

PATCHhttps://github.com/silverstripe/sapphire/commit/73cca09
PATCHhttps://github.com/silverstripe/sapphire/commit/ca78784
PATCHhttps://github.com/silverstripe/silverstripe-cms/commit/b5ea2f6
PATCHhttps://github.com/silverstripe/sapphire/commit/73cca09
PATCHhttps://github.com/silverstripe/sapphire/commit/ca78784
PATCHhttps://github.com/silverstripe/silverstripe-cms/commit/b5ea2f6
ADVISORYhttp://doc.silverstripe.org/framework/en/trunk/changelogs/2.3.12
ADVISORYhttp://doc.silverstripe.org/framework/en/trunk/changelogs/2.4.6
ADVISORYhttp://doc.silverstripe.org/framework/en/trunk/changelogs/2.3.12
ADVISORYhttp://doc.silverstripe.org/framework/en/trunk/changelogs/2.4.6

All References (14)

→
http://doc.silverstripe.org/framework/en/trunk/changelogs/2.3.12Vendor Advisory
→
http://doc.silverstripe.org/framework/en/trunk/changelogs/2.4.6Vendor Advisory
→
http://www.openwall.com/lists/oss-security/2012/04/30/1
→
http://www.openwall.com/lists/oss-security/2012/04/30/3
→
https://github.com/silverstripe/sapphire/commit/73cca09Exploit · Patch
→
https://github.com/silverstripe/sapphire/commit/ca78784Exploit · Patch
→
https://github.com/silverstripe/silverstripe-cms/commit/b5ea2f6Exploit · Patch
→
http://doc.silverstripe.org/framework/en/trunk/changelogs/2.3.12Vendor Advisory
→
http://doc.silverstripe.org/framework/en/trunk/changelogs/2.4.6Vendor Advisory
→
http://www.openwall.com/lists/oss-security/2012/04/30/1
→
http://www.openwall.com/lists/oss-security/2012/04/30/3
→
https://github.com/silverstripe/sapphire/commit/73cca09Exploit · Patch
→
https://github.com/silverstripe/sapphire/commit/ca78784Exploit · Patch
→
https://github.com/silverstripe/silverstripe-cms/commit/b5ea2f6Exploit · Patch

Quick Facts

CVE IDCVE-2011-4959
CVSS Score6.8 / 10
SeverityMEDIUM
WeaknessCWE-89
CISA KEVNo
Affected1 vendor(s)
PublishedSep 17, 2012

Related CVEs (CWE-89)

CVE-2021-42313
10.0
CVE-2022-35942
10.0
CVE-2025-63689
10.0
CVE-2021-42311
10.0
CVE-2026-8054
KEV10.0
CVE-2024-27298
10.0

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2011-4959 in threat intel feeds
  • →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.
← All Vulnerabilities·Search for CVE-2011-4959·NVD