Security readout for executives and security teams
This is an old Firefox denial-of-service issue. A malicious XML document can crash or destabilize affected Firefox 3.0.x browsers through memory corruption. The business risk is mainly legacy exposure: modern environments should only care if unsupported Firefox builds remain in use. Exposure is likely limited to systems still running obsolete Firefox 3.0.x or 3.0.10-and-earlier builds. Normal modern browser fleets are unlikely to be affected unless legacy workstations, kiosks, lab systems, or archived virtual machines remain operational. Treat this as a legacy hygiene issue, not an enterprise-wide emergency, unless obsolete Firefox is still used. If legacy browsers remain in production, prioritize removal because public exploit references exist and the software is long unsupported. Mitigation focus: Remove or replace Firefox 3.0.x and 3.0.10-and-earlier installations.; Check Mozilla guidance for the exact fixed release and upgrade path.; Restrict legacy browsers from internet access until retired..
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
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ATT&CK lookup starting points
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CVE-2009-1232 mapping review
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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
- firefox-xml-dos(49521)CVE reference · vdb-entry, x_refsource_XF
- 8306CVE reference · exploit, x_refsource_EXPLOIT-DB
- https://bugzilla.mozilla.org/show_bug.cgi?id=485941CVE reference · x_refsource_MISC
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.