Vulnerability · CVE-2021-47778
GetSimple CMS My SMTP Contact Plugin 1.1.2 contains a PHP code injection vulnerability.
Published Jan 21, 2026 · catalog updated Jul 15, 2026 · Get-Simple My SMTP Contact Plugin
Last checked Nov 5, 2026. A connected source was read within the last 7 days.
Check if you run it
No confirmed exploitation is on record for CVE-2021-47778. EPSS is 1.29%. Act only if a listed version of Get-Simple My SMTP Contact Plugin is installed.
Gaps on this record
- No vendor fix or required action is stored. Compare the linked advisory before you change production.
Same product and reporting
- CVE-2021-47870 · Medium
- CVE-2021-47830 · Medium
- Severity
- High8.6
- Known exploitation
- Not in CISA/VulnCheck KEV
- EPSS
- 1.29%
- Remediation
- Vendor / distro source
- Affected products
- vendor Get-Simple My SMTP Contact Plugin 1.1.2
GetSimple CMS My SMTP Contact Plugin 1.1.2 contains a PHP code injection vulnerability. An authenticated administrator can inject arbitrary PHP code through plugin configuration parameters, leading to remote code execution on the server.
Are you affected?
Enter the version you run. The result uses only the ranges stored on this record.
The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.
- vendor Get-Simple My SMTP Contact Plugin 1.1.21.1.2
How to fix CVE-2021-47778
No stored fix
No vendor fix text is stored. Use the linked advisory before you change production.
Version check
Seen in 1.1.2
Advisory
Open the cve_org record and follow its fix.
Official advisories
What to do
Three questions, each answered from this record only. Confirm the vendor advisory before you patch.
Should you patch?
No confirmed exploitation is on record for CVE-2021-47778. EPSS is 1.29%. Act only if a listed version of Get-Simple My SMTP Contact Plugin is installed.
Which versions are affected?
Compare what you have installed with Get-Simple My SMTP Contact Plugin 1.1.2 1.1.2. Compare the installed version with the linked vendor advisory before you change production.
What should an analyst verify?
No weakness class is stored. EPSS 1.29%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.
Code
The project this record applies to. Exploit listings stay in References.
Timeline
Detection, updates, and resolution for this record.
Jan 21, 2026 · EUVD
Detected
GetSimple CMS My SMTP Contact Plugin 1.1.2 contains a PHP code injection vulnerability. An authenticated administrator can inject arbitrary PHP code through plugin configuration parameters, leading to remote code execution on the server.
Jul 15, 2026 · EUVD
Updated
GetSimple CMS My SMTP Contact Plugin 1.1.2 contains a PHP code injection vulnerability. An authenticated administrator can inject arbitrary PHP code through plugin configuration parameters, leading to remote code execution on the server.
Sources
- CVE.orgVulnerability recordCVE-2021-47778
Official CVE identifier
cve.org - FIRST EPSSExploitation probabilityCVE-2021-47778
30-day exploitation probability 1.29%
first.org - EUVDVulnerability recordEUVD-2026-3660
GetSimple CMS My SMTP Contact Plugin 1.1.2 contains a PHP code injection vulnerability. An authenticated administrator can inject arbitrary PHP code through plugin configuration parameters, leading to remote code execution on the server.
euvd.enisa.europa.eu
References
Freshness
Last verified in this catalog Nov 5, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.
- FIRST EPSSNov 5, 2026
- CVE.orgNov 4, 2026
- EUVDNov 2, 2026