CVE-2012-4196

NONECVSS 0.0
0.0
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • No confirmed exploitation signals yet
CISA-KEV: Not listedEPSS: 3%CVSS: —Exploit: NoneExposed: 0

A fix is available — apply it.

Mozilla Firefox before 16.0.2, Firefox ESR 10.x before 10.0.10, Thunderbird before 16.0.2, Thunderbird ESR 10.x before 10.0.10, and SeaMonkey before 2.13.2 allow remote attackers to bypass the Same Origin Policy and read the Location object via a prototype property-injection attack that defeats certain protection mechanisms for this object.

CVSS v3
—
EG Score
0.0(none)
EPSS
87.0%
KEV
Not listed

Published

October 29, 2012

Last Modified

April 29, 2026

References (36)

Patch Availability(4)

Vendor / EcosystemFixed in / PatchReleasedSource
ubuntufirefox (16.0.2+build1-0ubuntu0.12.10.1) @ quantal2026-05-29ubuntu
ubuntuthunderbird (16.0.2+build1-0ubuntu0.12.10.1) @ quantal2026-05-29ubuntu
redhatthunderbird-0:10.0.10-1.el6_32012-10-29redhat
redhatxulrunner-0:10.0.10-1.el6_32012-10-26redhat

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

All Vendor Advisories

(4)

Every vendor that published an advisory referencing this CVE — pulled from our cve_vendor_advisories aggregation. Click any row for the vendor's original advisory page.

Data Freshness Timeline

(refreshed 9× in last 7d / 40× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

  1. 2026-07-06 16:23 UTCEPSS rescore
  2. 2026-07-06 02:19 UTCEPSS rescore
  3. 2026-07-06 02:19 UTCEPSS rescore
  4. 2026-07-05 02:26 UTCEPSS rescore
  5. 2026-07-04 06:27 UTCEPSS rescore
  6. 2026-07-02 14:01 UTCEPSS rescore
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  8. 2026-06-30 23:19 UTCEPSS rescore
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  10. 2026-06-28 14:03 UTCEPSS rescore
  11. 2026-06-28 04:53 UTCEPSS rescore
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  15. 2026-06-25 13:46 UTCEPSS rescore
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  17. 2026-06-24 14:02 UTCEPSS rescore
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  19. 2026-06-23 21:30 UTCEPSS rescore
  20. 2026-06-21 14:53 UTCEPSS rescore
  21. 2026-06-21 01:56 UTCEPSS rescore
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  23. 2026-06-19 19:22 UTCEPSS rescore
  24. 2026-06-19 19:22 UTCEPSS rescore
  25. 2026-06-18 17:49 UTCEPSS rescore
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  1. 2026-06-18 17:49 UTCEPSS rescore
  2. 2026-06-17 17:49 UTCEPSS rescore
  3. 2026-06-17 17:49 UTCEPSS rescore
  4. 2026-06-16 17:49 UTCEPSS rescore
  5. 2026-06-16 17:49 UTCEPSS rescore
  6. 2026-06-15 17:44 UTCEPSS rescore
  7. 2026-06-14 23:14 UTCEPSS rescore
  8. 2026-06-14 23:14 UTCEPSS rescore
  9. 2026-06-13 22:57 UTCEPSS rescore
  10. 2026-06-12 23:08 UTCEPSS rescore
  11. 2026-06-11 13:56 UTCEPSS rescore
  12. 2026-06-10 22:14 UTCEPSS rescore
  13. 2026-06-10 13:18 UTCEPSS rescore
  14. 2026-06-08 14:14 UTCEPSS rescore
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  16. 2026-06-07 15:22 UTCEPSS rescore
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  18. 2026-06-06 13:45 UTCEPSS rescore
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  20. 2026-06-05 22:44 UTCEPSS rescore
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  22. 2026-06-05 06:08 UTCEPSS rescore
  23. 2026-06-05 06:08 UTCEPSS rescore
  24. 2026-06-04 13:09 UTCEPSS rescore
  25. 2026-06-02 20:10 UTCEPSS rescore
  26. 2026-06-02 20:10 UTCEPSS rescore
  27. 2026-06-01 13:49 UTCEPSS rescore
  28. 2026-05-31 22:28 UTCEPSS rescore
  29. 2026-05-31 22:28 UTCEPSS rescore
  30. 2026-05-31 00:14 UTCEPSS rescore
  31. 2026-05-31 00:14 UTCEPSS rescore
  32. 2026-05-29 13:41 UTCEPSS rescore
  33. 2026-05-29 02:04 UTCEG score recompute
  34. 2026-05-29 02:04 UTCVendor advisory
  35. 2026-05-29 02:04 UTCGHSA enrichment
  36. 2026-05-28 13:42 UTCEPSS rescore
  37. 2026-05-28 13:42 UTCEPSS rescore
  38. 2026-05-27 13:38 UTCEPSS rescore
  39. 2026-05-27 13:38 UTCEPSS rescore
  40. 2026-05-26 13:41 UTCEPSS rescore
  41. 2026-05-26 13:41 UTCEPSS rescore
  42. 2026-05-26 07:16 UTCEPSS rescore
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  44. 2026-05-26 07:16 UTCEPSS rescore
  45. 2026-05-24 16:43 UTCEPSS rescore
  46. 2026-05-22 21:15 UTCEPSS rescore
  47. 2026-05-22 21:15 UTCEPSS rescore
  48. 2026-05-22 21:15 UTCEPSS rescore
  49. 2026-05-21 22:39 UTCEPSS rescore
  50. 2026-05-20 22:37 UTCEPSS rescore
  51. 2026-05-20 22:37 UTCEPSS rescore
  52. 2026-05-20 22:37 UTCEPSS rescore
  53. 2026-05-20 11:21 UTCEPSS rescore
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  55. 2026-05-20 11:21 UTCEPSS rescore
  56. 2026-05-18 21:29 UTCEPSS rescore
  57. 2026-05-18 21:29 UTCEPSS rescore

Frequently asked(4)

What is CVE-2012-4196?
CVE-2012-4196 is a none vulnerability published on October 29, 2012. Mozilla Firefox before 16.0.2, Firefox ESR 10.x before 10.0.10, Thunderbird before 16.0.2, Thunderbird ESR 10.x before 10.0.10, and SeaMonkey before 2.13.2 allow remote attackers to bypass the Same Origin Policy and read the Location object via a prototype property-injection attack that defeats…
When was CVE-2012-4196 disclosed?
CVE-2012-4196 was first published in the National Vulnerability Database on October 29, 2012, with the most recent update on April 29, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2012-4196 actively exploited?
CVE-2012-4196 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 87.0% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
How do I remediate CVE-2012-4196?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2012-4196, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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