CVE-2025-66055
WordPress Email Subscribers & Newsletters plugin <= 5.9.10 - PHP Object Injection vulnerability
7.2CVSSHIGH
Description
Deserialization of Untrusted Data vulnerability in Icegram Email Subscribers & Newsletters email-subscribers allows Object Injection.This issue affects Email Subscribers & Newsletters: from n/a through <= 5.9.10.
CVSS Vector Breakdown
Exploitability
AV:NAttack VectorNetwork
AC:LAttack ComplexityLow
PR:HPrivileges RequiredHigh
UI:NUser InteractionNone
Scope
S:UScopeUnchanged
Impact
C:HConfidentialityHigh
I:HIntegrityHigh
A:HAvailabilityHigh
Weaknesses
Affected Products
icegramcommercialWeb & CMS Pluginsaka icegram engage, email subscribers & newsletters, post notifications & newsletter plugin
Attack Graph
Products CVE Techniques Tactics
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Exploitability
No known exploits, KEV entries, or remediation guidance available for this vulnerability yet.
MITRE ATT&CK
3 techniques Execution
Initial Access
References
Timeline
Published
Nov 21, 2025
Last Updated
Jan 20, 2026
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