Security readout for executives and security teams
This is an old MyBB forum issue where a specially crafted GIF attachment could cause Internet Explorer to run script in a viewer's browser. The business risk is mainly to legacy forum deployments: account misuse, session theft, or user trust damage if untrusted attachments are still served from affected MyBB versions. Exposure is most likely limited to legacy MyBB installations that still allow untrusted attachment uploads and serve GIF attachments through attachment.php to users, especially where Internet Explorer compatibility remains relevant. Prioritize if the organization still operates a legacy MyBB forum or hosts old forum archives with user attachments. Otherwise, this is mainly a historical exposure check, not an urgent enterprise-wide emergency based on the provided evidence. Mitigation focus: Inventory any MyBB installations and confirm whether version 1.1.7 is present.; Review the archived MyBB advisory and vendor guidance before applying changes.; Move unsupported MyBB deployments to a supported vendor-recommended release path..
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CVE-2006-4449 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
- mybb-attachment-xss(28587)CVE reference · vdb-entry, x_refsource_XF
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.