CVE-2012-0640

NONECVSS 0.0
0.0
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • No confirmed exploitation signals yet
CISA-KEV: Not listedEPSS: 1%CVSS: —Exploit: NoneExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

WebKit in Apple Safari before 5.1.4 does not properly implement "From third parties and advertisers" cookie blocking, which makes it easier for remote web servers to track users via a cookie.

CVSS v3
—
EG Score
0.0(none)
EPSS
60.5%
KEV
Not listed

Published

March 12, 2012

Last Modified

April 29, 2026

References (6)

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 9× in last 7d / 42× 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
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  10. 2026-06-28 14:03 UTCEPSS rescore
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  15. 2026-06-25 13:46 UTCEPSS rescore
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  1. 2026-06-19 19:22 UTCEPSS rescore
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  4. 2026-06-17 17:49 UTCEPSS rescore
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  9. 2026-06-14 23:14 UTCEPSS rescore
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  11. 2026-06-13 22:57 UTCEPSS rescore
  12. 2026-06-12 23:08 UTCEPSS rescore
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  18. 2026-06-07 15:22 UTCEPSS rescore
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  20. 2026-06-06 13:45 UTCEPSS rescore
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  22. 2026-06-05 22:44 UTCEPSS rescore
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  24. 2026-06-05 06:08 UTCEPSS rescore
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  26. 2026-06-04 13:09 UTCEPSS rescore
  27. 2026-06-02 20:10 UTCEPSS rescore
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  29. 2026-06-01 13:49 UTCEPSS rescore
  30. 2026-05-31 22:28 UTCEPSS rescore
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  32. 2026-05-31 00:14 UTCEPSS rescore
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  34. 2026-05-29 13:41 UTCEPSS rescore
  35. 2026-05-29 05:11 UTCEG score recompute
  36. 2026-05-29 05:11 UTCGHSA enrichment
  37. 2026-05-28 13:42 UTCEPSS rescore
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  39. 2026-05-27 13:38 UTCEPSS rescore
  40. 2026-05-27 13:38 UTCEPSS rescore
  41. 2026-05-26 13:41 UTCEPSS rescore
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  43. 2026-05-26 07:16 UTCEPSS rescore
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  45. 2026-05-26 07:16 UTCEPSS rescore
  46. 2026-05-24 16:43 UTCEPSS rescore
  47. 2026-05-22 21:15 UTCEPSS rescore
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  49. 2026-05-22 21:15 UTCEPSS rescore
  50. 2026-05-21 22:39 UTCEPSS rescore
  51. 2026-05-20 22:37 UTCEPSS rescore
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  57. 2026-05-18 21:29 UTCEPSS rescore
  58. 2026-05-18 21:29 UTCEPSS rescore

Frequently asked(4)

What is CVE-2012-0640?
CVE-2012-0640 is a none vulnerability published on March 12, 2012. WebKit in Apple Safari before 5.1.4 does not properly implement "From third parties and advertisers" cookie blocking, which makes it easier for remote web servers to track users via a cookie.
When was CVE-2012-0640 disclosed?
CVE-2012-0640 was first published in the National Vulnerability Database on March 12, 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-2012-0640 actively exploited?
CVE-2012-0640 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 60.5% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
How do I remediate CVE-2012-0640?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2012-0640, 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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