WordPress EWWW Image Optimizer Plugin <= 7.2.0 is vulnerable to a medium priority Sensitive Data Exposure
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CVSS 5.3This vulnerability is moderately dangerous and expected to become exploited.
Note by Patchstack
Note! It works only when debug.log is turned on. The severity score (CVSS 3.1 base score) is calculated by keeping in mind the CVSS 3.1 user guide paragraph 2.3.3 - "If a specific configuration is required for an attack to succeed, the vulnerable component should be scored assuming it is in that configuration, providing it is a reasonable configuration."
5.3
Sensitive Data Exposure
This could allow a malicious actor to view sensitive information that is normally not available to regular users. This can be used to exploit other weaknesses in the system.
CVSS score is a way to evaluate and rank reported vulnerabilities in a standardized and repeatable way but which is not ideal for WordPress.
Solutions
We advise to mitigate or resolve the vulnerability immediately.
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Patchstack has issued a mitigation rule to block any attacks until you have updated to a fixed version.
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Get startedUpdate to version 7.2.1 or later.
Update to version 7.2.1 or later to resolve the vulnerability. Patchstack users can turn on auto-update for vulnerable plugins only.
Details
Timeline
16 Aug, 2023