CVE-2020-35932

Insecure Deserialization in the Newsletter plugin before 6.8.2 for WordPress allows authenticated remote attackers with minimal privileges (such as subscribers) to use the tpnc_render AJAX action to inject arbitrary PHP objects via the options[inline_edits] parameter. NOTE: exploitability depends on PHP objects that might be present with certain other plugins or themes.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
7.5 HIGH
NETWORK
HIGH
LOW
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
mitreCNA
7.5 HIGH
NETWORK
HIGH
LOW
CVSS:3.1/AC:H/AV:N/A:H/C:H/I:H/PR:L/S:U/UI:N
CVEADP
---
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Base Score
CVSS 3.x
EPSS Score
Percentile: 75%
VendorProductVersion
tribulantnewsletter
𝑥
< 6.8.2
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://www.wordfence.com/blog/2020/08/newsletter-plugin-vulnerabilities-affect-over-300000-sites/
https://www.wordfence.com/blog/2020/08/newsletter-plugin-vulnerabilities-affect-over-300000-sites/