CVE-2025-1319: The Site Mailer – SMTP Replacement, Email API Deliverability & Email Log plugin for WordPress is vulnerable to
CVE-2025-1319 is a high-severity flaw (CVSS 7.2) affecting site mailer. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.
The Site Mailer – SMTP Replacement, Email API Deliverability & Email Log plugin for WordPress is vulnerable to Stored Cross-Site Scripting in all versions up to, and including, 1.2.3 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
Why this priority
- High severity
- Remotely exploitable, no login, no user action
A fixed release or distro patch exists.
Risk facts
| CVSS score | 7.2 (High) |
| Attack vector | Network (remote) |
| Attack complexity | Low |
| Privileges needed | None |
| User interaction | None |
| EPSS exploit chance | 0.4% (top 67%) |
| CISA exploited list | No |
| Weakness | CWE-79 |
| Published | 2025-02-28 |
| Last modified | 2026-06-17 |
Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score
Am I affected?
Timeline
- Published CVE record published
- Updated Record last modified
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.
Quick answers
How do I fix CVE-2025-1319?
site mailer: upgrade to 1.2.4. Exact commands for each OS are on this page.
Is CVE-2025-1319 being exploited?
CVE-2025-1319 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.
What does CVE-2025-1319 affect?
CVE-2025-1319 affects site mailer. Severity is high (CVSS 7.2). The Site Mailer – SMTP Replacement, Email API Deliverability & Email Log plugin for WordPress is vulnerable to Stored Cross-Site Scripting in all versions up to, and including, 1.2.3 due to insufficient input sanitization and output escapin
How urgent is CVE-2025-1319?
Priority 38/100. High severity; Remotely exploitable, no login, no user action