PHP Object Injection Vulnerability in Flickr Gallery Plugin for WordPress
CVE-2017-20207
9.8CRITICAL
What is CVE-2017-20207?
The Flickr Gallery plugin for WordPress is susceptible to a PHP Object Injection vulnerability due to the deserialization of untrusted input from the pager parameter. This flaw affects versions up to 1.5.2 and allows unauthenticated attackers to inject malicious PHP Objects. Exploitation of this vulnerability can lead to the creation of backdoors via the WP_Theme() class, posing significant security risks to installations using the affected plugin.
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Affected Version(s)
Flickr Gallery * < 1.5.3
References
CVSS V3.1
Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged
Timeline
Vulnerability published
Vulnerability Reserved
Credit
Matt Barry