CVE-2021-34642
Smart Email Alerts <= 1.0.10 Reflected Cross-Site Scripting
The Smart Email Alerts WordPress plugin is vulnerable to Reflected Cross-Site Scripting via the api_key in the ~/views/settings.php file which allows attackers to inject arbitrary web scripts, in versions up to and including 1.0.10.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- Low
- Integrity
- Low
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
6.1
Smart Email Alerts <= 1.0.10 Reflected Cross-Site Scripting
The Smart Email Alerts WordPress plugin is vulnerable to Reflected Cross-Site Scripting via the api_key in the ~/views/settings.php file which allows attackers to inject arbitrary web scripts, in versions up to and including 1.0.10.
- Record
CVE-2021-34642- CVSS 3.1
- 6.1 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
EUVDEUVD-2021-21292
6.1
The Smart Email Alerts WordPress plugin is vulnerable to Reflected Cross-Site Scripting via the api_key in the ~/views/settings.php file which allows attackers to inject arbitrary web scripts, in versions up to and including 1.0.10.
- Record
EUVD-2021-21292- CVSS 3.1
- 6.1 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-8qq3-pwxc-c2p2 No score
The Smart Email Alerts WordPress plugin is vulnerable to Reflected Cross-Site Scripting via the...
The Smart Email Alerts WordPress plugin is vulnerable to Reflected Cross-Site Scripting via the api_key in the ~/views/settings.php file which allows attackers to inject arbitrary web scripts, in versions up to and including 1.0.10.
- Record
GHSA-8qq3-pwxc-c2p2- Weakness
- CWE-79
- Updated
- 2026-11-02
NVD
6.1
The Smart Email Alerts WordPress plugin is vulnerable to Reflected Cross-Site Scripting via the api_key in the ~/views/settings.php file which allows attackers to inject arbitrary web scripts, in versions up to and including 1.0.10.
- Record
CVE-2021-34642- CVSS 3.1
- 6.1 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - CVSS 2.0
- 4.3 Medium
AV:N/AC:M/Au:N/C:N/I:P/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-34642 is a medium vulnerability (CVSS 6.1) in Followistic Smart Email Alerts, published August 16, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.94%, the 61st percentile. No source names a fixed version.