CVE-2016-10033
Act now ● On CISA KEV — actively exploited
Actively exploited — on the CISA KEV list.
CVSS base
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EPSS — probability of exploitation (30 days)
99.7%
100.0th percentile
CISA KEV
Listed
Added 2025-07-07 · patch by 2025-07-28
Weakness / dates
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Published — · modified —
Timeline
- 2025-07-07 — Added to CISA KEV (actively exploited)
- 2025-07-28 — CISA patch-by deadline
Description
PHPMailer contains a command injection vulnerability because it fails to sanitize user-supplied input. Specifically, this issue affects the 'mail()' function of 'class.phpmailer.php' script. An attacker can exploit this issue to execute arbitrary code within the context of the application. Failed exploit attempts will result in a denial-of-service condition.