Security readout for executives and security teams
CVE-2009-4528 is an access-control flaw in Drupal's Organic Groups Vocabulary module 6.x before 6.x-1.0. Authenticated group members could bypass intended restrictions and create, change, or view vocabularies they should not access. The concern is unauthorized taxonomy control or disclosure on legacy Drupal 6 sites still running this module. Exposure is most likely on legacy Drupal 6 installations using the Organic Groups Vocabulary module earlier than 6.x-1.0, especially sites allowing many group members. Sites not using this module are not indicated as affected. Treat this as a targeted legacy-platform exposure, not an internet-wide emergency. Prioritize remediation if the affected Drupal 6 module is present on public or partner-facing sites with broad group membership. Mitigation focus: Upgrade OG Vocabulary to 6.x-1.0 or later where applicable.; Review Drupal advisory and module release notes before changing legacy systems.; Restrict group membership to trusted users until remediation is complete..
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-2009-4528 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
- ogvocab-membership-security-bypass(53780)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.