Home/CVE/Cross-site scripting (XSS) vulnerability in MyBB before 1.6.5 allows remote attackers to inject arbitrary web script or
CVE

CVE-2011-5132

Cross-site scripting (XSS) vulnerability in MyBB before 1.6.5 allows remote attackers to inject arbitrary web script or

Cross-site scripting (XSS) vulnerability in MyBB before 1.6.5 allows remote attackers to inject arbitrary web script or HTML via vectors related to "usernames via AJAX.".

MEDIUM · CVSS 4.3 EPSS 0.00357
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
▤

Affected Products & Versions

2
mybb<= 1.6.4
mybball versions
▣

Scoring & Timeline

4.3
MEDIUM · CVSS v2 (legacy) · cve@mitre.org
View on NVD
This CVE predates CVSS v3; the legacy v2 score is shown so triage still has a severity to work with.
v2 Vector
AV:N/AC:M/Au:N/C:N/I:P/A:N
Published to NVD30 Aug 2012 · 10:55 PM
🔗

References & Sources

5
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://blog.mybb.com/2011/11/25/mybb-1-6-5-released-feature-update-security-maintenance-release/Vendor Advisory
http://secunia.com/advisories/46951Vendor Advisory
http://www.osvdb.org/77326
http://www.securityfocus.com/bid/50816
https://exchange.xforce.ibmcloud.com/vulnerabilities/71461
Intelligence Graph · click any node to traverse
CVETechnique ActorTool Family
drag to reposition · click any node to traverse · button top-right enlarges
External lookups - second-class, for what we don’t hold ourselves
NVDCVE.orgCISAVulnersExploit-DBGitHub PoCVulnCheck KEVGreyNoise
Vulnerabilities
CISA KEV catalog
CWE weaknesses
CAPEC attack patterns
Package vulnerabilities
Threat intelligence
Threat actors
Tools & malware
ATT&CK techniques
IOCs
Detection & defense
Sigma rules
YARA rules
Atomic Red Team tests
D3FEND countermeasures
Compliance
NIST 800-53
ISO 27001:2022
SOC 2 TSC
PCI-DSS v4.0
CIS Controls v8.1
About
All capabilities
Live statistics
Data sources
Privacy policy
Terms of service
threatengine.sh  ·  Open-source threat intelligence platform  ·  100+ authoritative sources  ·  Every fact traces to its origin