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Vulnerability record · CVE-2007-1701 · published 27 March 2007

CVE-2007-1701: Php deserialization of untrusted data vulnerability

Php · Php

PHP 4 before 4.4.5, and PHP 5 before 5.2.1, when register_globals is enabled, allows context-dependent attackers to execute arbitrary code via deserialization of session data, which overwrites arbitrary global variables, as demonstrated by calling session_decode on a string beginning with "_SESSION|s:39:".

6.8 CVSS 2.0 Medium EPSS 9.2% · top 4.8% CWE-502 · Deserialization of untrusted data
6.8CVSS 2.0 base score
9.2%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
24References
16 Jun 2026Last modified by NVD

Description

PHP 4 before 4.4.5, and PHP 5 before 5.2.1, when register_globals is enabled, allows context-dependent attackers to execute arbitrary code via deserialization of session data, which overwrites arbitrary global variables, as demonstrated by calling session_decode on a string beginning with "_SESSION|s:39:".

AV:N/AC:M/Au:N/C:P/I:P/A:P

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?lang=en&cc=us&objectID=c01056506 Broken Link
http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?lang=en&cc=us&objectID=c01086137 Broken Link
http://secunia.com/advisories/25423 Third Party Advisory
http://secunia.com/advisories/25445 Third Party Advisory
http://secunia.com/advisories/25850 Third Party Advisory
http://security.gentoo.org/glsa/glsa-200705-19.xml Third Party Advisory
http://www.php-security.org/MOPB/MOPB-31-2007.html Third Party Advisory
http://www.securityfocus.com/bid/23120 Third Party AdvisoryVDB Entry
http://www.vupen.com/english/advisories/2007/1991 Third Party Advisory
http://www.vupen.com/english/advisories/2007/2374 Third Party Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/33658 Third Party AdvisoryVDB Entry
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11034 Third Party Advisory
http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?lang=en&cc=us&objectID=c01056506 Broken Link
http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?lang=en&cc=us&objectID=c01086137 Broken Link
http://secunia.com/advisories/25423 Third Party Advisory
http://secunia.com/advisories/25445 Third Party Advisory
http://secunia.com/advisories/25850 Third Party Advisory
http://security.gentoo.org/glsa/glsa-200705-19.xml Third Party Advisory
http://www.php-security.org/MOPB/MOPB-31-2007.html Third Party Advisory
http://www.securityfocus.com/bid/23120 Third Party AdvisoryVDB Entry
http://www.vupen.com/english/advisories/2007/1991 Third Party Advisory
http://www.vupen.com/english/advisories/2007/2374 Third Party Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/33658 Third Party AdvisoryVDB Entry
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11034 Third Party Advisory

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Source: NIST National Vulnerability Database (record CVE-2007-1701), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.