CVE-2020-36326 is a critical object injection vulnerability affecting PHPMailer versions 6.1.8 through 6.4.0, including its use within WordPress. It allows remote attackers to execute arbitrary code through Phar Deserialization by providing a malicious UNC pathname to the addAttachment function. This vulnerability is rated 9.8 (CRITICAL) on the CVSS scale, indicating a severe impact with high confidentiality, integrity, and availability risks, requiring no user interaction or authentication. Despite its high severity, there is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 6.1.8, <= 6.4.0CPE matchmatch criteria | cpe:2.3:a:phpmailer_project:phpmailer:*:*:*:*:*:*:*:* | ||
>= 3.7, < 3.7.36CPE matchmatch criteria | cpe:2.3:a:wordpress:wordpress:*:*:*:*:*:*:*:* | ||
>= 3.8, < 3.8.36CPE matchmatch criteria | cpe:2.3:a:wordpress:wordpress:*:*:*:*:*:*:*:* | ||
>= 3.9, < 3.9.34CPE matchmatch criteria | cpe:2.3:a:wordpress:wordpress:*:*:*:*:*:*:*:* | ||
>= 4.0, < 4.0.33CPE matchmatch criteria | cpe:2.3:a:wordpress:wordpress:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.