Critical 9.8Published Oct 18, 2001

CVE-2001-0766Apache on MacOS X Client 10.0.3 with the HFS+ file system allows remote attackers to bypass access restrictions via a URL that contains some characters whose case is not matched by Apache's filters.

Updated under an hour ago (Nov 2, 2026, 12:10 AM ET)

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It affects apache http_server. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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Apache on MacOS X Client 10.0.3 with the HFS+ file system allows remote attackers to bypass access restrictions via a URL that contains some characters whose case is not matched by Apache's filters.

CVSS: 9.8 CRITICAL (v3.1, NVD)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness (CWE): CWE-178
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: Not given
NVD analysis: Modified
Record last updated: Jun 16, 2026
First seen by InfoSec Signals: Nov 1, 2026

Affected products

Affected products

apache http_server apache:http_server	1.3.14	NVD

References

References

http://archives.neohapsis.com/archives/bugtraq/2001-06/0090.html	broken-link, patch, vendor-advisory
http://www.securityfocus.com/bid/2852	broken-link, exploit, patch, third-party-advisory, vdb-entry, vendor-advisory

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.