All vulnerabilities

Servers and applications

CVE-2006-4483

The cURL extension files (1) ext/curl/interface.c and (2) ext/curl/streams.c in PHP before 5.1.5 permit the CURLOPT_FOLLOWLOCATION option when open_basedir or safe_mode is enabled, which allows attackers to perform unauthorized actions, possibly related to the realpath cache.

Severity
High 9.3
Published
31 Aug 2006
Last changed
16 Jun 2026
Added to UpHeron
14 Oct 2026
Fixed in
5.1.5
Exploit chance
2.9% in the next 30 daysHigher than 87% of CVEs. EPSS by FIRST, 12 Nov 2026
Weakness
Missing authorization (CWE-862)
Attack
Over the network · No login needed
Attacker can
Read data · Change data · Take it down
CVSS vector
AV:N/AC:M/Au:N/C:C/I:C/A:C
Sources
NVD

Affected software

SoftwareAffected versions
PHPServers and applications · cpe:a:php:php
  • Every version before 5.1.5

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2006-4483
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2006-4483