CVE-2011-2507

CVE-2011-2507 is a medium-severity vulnerability in Phpmyadmin with a CVSS 2.0 base score of 6.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-94.

Key facts

• Severity: Medium (CVSS 2.0 base score 6.5)
• EPSS exploit prediction: 3% (86th percentile)
• Actively exploited: Not listed in CISA KEV
• Weakness: CWE-94
• Affected product: Phpmyadmin
• Published: 2011-07-14
• Last modified: 2026-06-16

Description

libraries/server_synchronize.lib.php in the Synchronize implementation in phpMyAdmin 3.x before 3.3.10.2 and 3.4.x before 3.4.3.1 does not properly quote regular expressions, which allows remote authenticated users to inject a PCRE e (aka PREG_REPLACE_EVAL) modifier, and consequently execute arbitrary PHP code, by leveraging the ability to modify the SESSION superglobal array.

Frequently asked questions

What is CVE-2011-2507?

libraries/server_synchronize.lib.php in the Synchronize implementation in phpMyAdmin 3.x before 3.3.10.2 and 3.4.x before 3.4.3.1 does not properly quote regular expressions, which allows remote authenticated users to inject a PCRE e (aka PREG_REPLACE_EVAL) modifier, and consequently execute arbitrary PHP code, by leveraging the ability to modify the SESSION superglobal array.

How severe is CVE-2011-2507?

CVE-2011-2507 has a CVSS 2.0 base score of 6.5, rated medium severity.

Is CVE-2011-2507 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (86th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2011-2507?

CVE-2011-2507 primarily affects Phpmyadmin. In total, 48 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2011-2507?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2011-2507 published?

CVE-2011-2507 was published on 2011-07-14 and last updated on 2026-06-16.

References

• http://0x6a616d6573.blogspot.com/2011/07/phpmyadmin-fud.html
• http://ha.xxor.se/2011/07/phpmyadmin-3x-multiple-remote-code.html
• http://ha.xxor.se/2011/07/phpmyadmin-3x-pregreplace-rce-poc.html
• http://lists.fedoraproject.org/pipermail/package-announce/2011-July/062719.html
• http://phpmyadmin.git.sourceforge.net/git/gitweb.cgi?p=phpmyadmin/phpmyadmin%3Ba=commit%3Bh=69fb0f8e7dc38075427aceaf09bcac697d0590ff
• http://secunia.com/advisories/45139
• http://secunia.com/advisories/45292
• http://secunia.com/advisories/45315
• http://securityreason.com/securityalert/8306
• http://typo3.org/teams/security/security-bulletins/typo3-sa-2011-008/
• http://www.debian.org/security/2011/dsa-2286
• http://www.mandriva.com/security/advisories?name=MDVSA-2011:124
• http://www.openwall.com/lists/oss-security/2011/06/28/2
• http://www.openwall.com/lists/oss-security/2011/06/28/6
• http://www.openwall.com/lists/oss-security/2011/06/28/8
• http://www.openwall.com/lists/oss-security/2011/06/29/11
• http://www.osvdb.org/73613
• http://www.phpmyadmin.net/home_page/security/PMASA-2011-7.php
• http://www.securityfocus.com/archive/1/518804/100/0/threaded
• http://www.xxor.se/advisories/phpMyAdmin_3.x_Multiple_Remote_Code_Executions.txt

Affected products (48)

• cpe:2.3:a:phpmyadmin:phpmyadmin:3.0.0:*:*:*:*:*:*:*
• cpe:2.3:a:phpmyadmin:phpmyadmin:3.0.0:alpha:*:*:*:*:*:*
• cpe:2.3:a:phpmyadmin:phpmyadmin:3.0.0:beta:*:*:*:*:*:*
• cpe:2.3:a:phpmyadmin:phpmyadmin:3.0.0:rc1:*:*:*:*:*:*
• cpe:2.3:a:phpmyadmin:phpmyadmin:3.0.1:*:*:*:*:*:*:*
• cpe:2.3:a:phpmyadmin:phpmyadmin:3.0.1:rc1:*:*:*:*:*:*
• cpe:2.3:a:phpmyadmin:phpmyadmin:3.0.1.1:*:*:*:*:*:*:*
• cpe:2.3:a:phpmyadmin:phpmyadmin:3.1.0:*:*:*:*:*:*:*
• cpe:2.3:a:phpmyadmin:phpmyadmin:3.1.0:beta1:*:*:*:*:*:*
• cpe:2.3:a:phpmyadmin:phpmyadmin:3.1.1:*:*:*:*:*:*:*
• cpe:2.3:a:phpmyadmin:phpmyadmin:3.1.1:rc1:*:*:*:*:*:*
• cpe:2.3:a:phpmyadmin:phpmyadmin:3.1.2:*:*:*:*:*:*:*
• cpe:2.3:a:phpmyadmin:phpmyadmin:3.1.2:rc1:*:*:*:*:*:*
• cpe:2.3:a:phpmyadmin:phpmyadmin:3.1.3:*:*:*:*:*:*:*
• cpe:2.3:a:phpmyadmin:phpmyadmin:3.1.3:rc1:*:*:*:*:*:*
• cpe:2.3:a:phpmyadmin:phpmyadmin:3.1.3.1:*:*:*:*:*:*:*
• cpe:2.3:a:phpmyadmin:phpmyadmin:3.1.3.2:*:*:*:*:*:*:*
• cpe:2.3:a:phpmyadmin:phpmyadmin:3.1.4:*:*:*:*:*:*:*
• cpe:2.3:a:phpmyadmin:phpmyadmin:3.1.4:rc2:*:*:*:*:*:*
• cpe:2.3:a:phpmyadmin:phpmyadmin:3.1.5:*:*:*:*:*:*:*
• cpe:2.3:a:phpmyadmin:phpmyadmin:3.1.5:rc1:*:*:*:*:*:*
• cpe:2.3:a:phpmyadmin:phpmyadmin:3.2.0:*:*:*:*:*:*:*
• cpe:2.3:a:phpmyadmin:phpmyadmin:3.2.0:beta1:*:*:*:*:*:*
• cpe:2.3:a:phpmyadmin:phpmyadmin:3.2.0:rc1:*:*:*:*:*:*
• cpe:2.3:a:phpmyadmin:phpmyadmin:3.2.1:*:*:*:*:*:*:*
• cpe:2.3:a:phpmyadmin:phpmyadmin:3.2.1:rc1:*:*:*:*:*:*
• cpe:2.3:a:phpmyadmin:phpmyadmin:3.2.2:*:*:*:*:*:*:*
• cpe:2.3:a:phpmyadmin:phpmyadmin:3.2.2:rc1:*:*:*:*:*:*
• cpe:2.3:a:phpmyadmin:phpmyadmin:3.3.0.0:*:*:*:*:*:*:*
• cpe:2.3:a:phpmyadmin:phpmyadmin:3.3.1.0:*:*:*:*:*:*:*
• cpe:2.3:a:phpmyadmin:phpmyadmin:3.3.2.0:*:*:*:*:*:*:*
• cpe:2.3:a:phpmyadmin:phpmyadmin:3.3.3.0:*:*:*:*:*:*:*
• cpe:2.3:a:phpmyadmin:phpmyadmin:3.3.4.0:*:*:*:*:*:*:*
• cpe:2.3:a:phpmyadmin:phpmyadmin:3.3.5.0:*:*:*:*:*:*:*
• cpe:2.3:a:phpmyadmin:phpmyadmin:3.3.5.1:*:*:*:*:*:*:*
• cpe:2.3:a:phpmyadmin:phpmyadmin:3.3.6:*:*:*:*:*:*:*
• cpe:2.3:a:phpmyadmin:phpmyadmin:3.3.7:*:*:*:*:*:*:*
• cpe:2.3:a:phpmyadmin:phpmyadmin:3.3.8:*:*:*:*:*:*:*
• cpe:2.3:a:phpmyadmin:phpmyadmin:3.3.8.1:*:*:*:*:*:*:*
• cpe:2.3:a:phpmyadmin:phpmyadmin:3.3.9.0:*:*:*:*:*:*:*

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