CVE-2011-3640

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.

Untrusted search path vulnerability in Mozilla Network Security Services (NSS), as used in Google Chrome before 17 on Windows and Mac OS X, might allow local users to gain privileges via a Trojan horse pkcs11.txt file in a top-level directory. NOTE: the vendor's response was "Strange behavior, but we're not treating this as a security bug."

CVSS v3
—
EG Score
0.0(none)
EPSS
69.5%
KEV
Not listed

Published

October 28, 2011

Last Modified

April 29, 2026

References (14)

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 8× in last 7d / 39× 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.

Showing the most recent 100 of 103 total refreshes for this CVE.

  1. 2026-07-22 14:03 UTCEPSS rescore
  2. 2026-07-21 15:21 UTCEPSS rescore
  3. 2026-07-20 17:03 UTCEPSS rescore
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  21. 2026-07-05 17:59 UTCOSV refresh
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  1. 2026-07-01 15:02 UTCEPSS rescore
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  26. 2026-06-17 05:05 UTCOSV refresh
  27. 2026-06-16 17:49 UTCEPSS rescore
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  58. 2026-05-29 06:24 UTCEG score recompute
  59. 2026-05-29 06:24 UTCGHSA enrichment
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  69. 2026-05-24 16:43 UTCEPSS rescore
  70. 2026-05-23 22:05 UTCOSV refresh
  71. 2026-05-22 21:15 UTCEPSS rescore
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  73. 2026-05-22 21:15 UTCEPSS rescore
  74. 2026-05-20 11:21 UTCEPSS rescore
  75. 2026-05-20 11:21 UTCEPSS rescore

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Frequently asked(4)

What is CVE-2011-3640?
CVE-2011-3640 is a none vulnerability published on October 28, 2011. Untrusted search path vulnerability in Mozilla Network Security Services (NSS), as used in Google Chrome before 17 on Windows and Mac OS X, might allow local users to gain privileges via a Trojan horse pkcs11.txt file in a top-level directory. NOTE: the vendor's response was "Strange behavior, but…
When was CVE-2011-3640 disclosed?
CVE-2011-3640 was first published in the National Vulnerability Database on October 28, 2011, 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-2011-3640 actively exploited?
CVE-2011-3640 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 69.5% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
How do I remediate CVE-2011-3640?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2011-3640, 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.

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