HOMEVULNERABILITIESCVE-2011-1129
LOW

CVE-2011-1129

CWE-79Published: June 21, 2011· Updated: Jun 16, 2026

3.5
CVSS v3.1

Official Description

Cross-site scripting (XSS) vulnerability in the EditNews function in ManageNews.php in Simple Machines Forum (SMF) before 1.1.13, and 2.x before 2.0 RC5, might allow remote authenticated users to inject arbitrary web script or HTML via a save_items action.

NVD Source

Technical Analysis

CVE-2011-1129 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-79): Cross-site scripting (XSS) vulnerabilities allow attackers to inject malicious scripts into web pages viewed by other users.

CVSS v3.1 Vector Breakdown

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

Affected Vendors & Products

simplemachines1 product(s)
smf
Source: NVD CPE · 35 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

PATCHhttp://custom.simplemachines.org/mods/downloads/smf_patch_2.0-RC4_security.zip
PATCHhttp://www.openwall.com/lists/oss-security/2011/02/22/17
PATCHhttp://www.openwall.com/lists/oss-security/2011/03/02/4
PATCHhttp://www.simplemachines.org/community/index.php?topic=421547.0
PATCHhttp://custom.simplemachines.org/mods/downloads/smf_patch_2.0-RC4_security.zip
PATCHhttp://www.openwall.com/lists/oss-security/2011/02/22/17
PATCHhttp://www.openwall.com/lists/oss-security/2011/03/02/4
PATCHhttp://www.simplemachines.org/community/index.php?topic=421547.0

All References (8)

→
http://custom.simplemachines.org/mods/downloads/smf_patch_2.0-RC4_security.zipPatch
→
http://www.openwall.com/lists/oss-security/2011/02/22/17Patch
→
http://www.openwall.com/lists/oss-security/2011/03/02/4Patch
→
http://www.simplemachines.org/community/index.php?topic=421547.0Patch
→
http://custom.simplemachines.org/mods/downloads/smf_patch_2.0-RC4_security.zipPatch
→
http://www.openwall.com/lists/oss-security/2011/02/22/17Patch
→
http://www.openwall.com/lists/oss-security/2011/03/02/4Patch
→
http://www.simplemachines.org/community/index.php?topic=421547.0Patch

Quick Facts

CVE IDCVE-2011-1129
CVSS Score3.5 / 10
SeverityLOW
WeaknessCWE-79
CISA KEVNo
Affected1 vendor(s)
PublishedJun 21, 2011

Related CVEs (CWE-79)

CVE-2021-32671
10.0
CVE-2011-3046
10.0
CVE-2025-49410
10.0
CVE-2023-0776
10.0
CVE-2024-6886
10.0
CVE-2024-42515
9.9

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2011-1129 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.
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