YaySMTP < 2.2.1 - Subscriber+ Stored Cross-Site Scripting
Priority LOW 25CWE-79Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Cross-site scripting
- Confidentiality · integrity · availability
- Low · Low · None
- Fix status
- Fixed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-79.
Summary
The YaySMTP WordPress plugin before 2.2.1 does not have proper authorisation when saving its settings, allowing users with a role as low as subscriber to change them, and use that to conduct Stored Cross-Site Scripting attack due to the lack of escaping in them as well.
Why it matters now
EPSS 0.00624 50th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix Fixed YaySMTP – Simple WP SMTP Mail (Unknown): 2.2.1
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Unknown | YaySMTP – Simple WP SMTP Mail | 2.2.1 to before 2.2.1 | 2.2.1 | Patch available | CNA |
- YaySMTP – Simple WP SMTP Mail VendorUnknown Affected 2.2.1 to before 2.2.1 Fixed in 2.2.1 Patch available CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:yaycommerce:yaysmtp:*:*:*:*:*:wordpress:*:* | before 2.2.1 | Vulnerable | YayCommerce |
- cpe:2.3:a:yaycommerce:yaysmtp:*:*:*:*:*:wordpress:*:* Versions before 2.2.1 Vulnerable ·YayCommerce
Remediation
- Fix · CNA YaySMTP – Simple WP SMTP Mail (Unknown) Fixed in 2.2.1
Timeline
- 2026-10-02 Threatist record created from CVE-2022-2371
- 2026-10-03 Alias added: GHSA-8qx8-7fxh-rjvj
- 2026-11-04 EPSS moved to the 50th–90th percentile
References
More YayCommerce Yaysmtp vulnerabilities
- TI-2025-00808 SMTP for Sendinblue – YaySMTP <= 1.2 - Unauthenticated Stored Cross-Site Scripting via Email Logs CVSS 3.1HIGH 7.2
- TI-2025-00781 SMTP for SendGrid – YaySMTP <= 1.4 - Unauthenticated Stored Cross-Site Scripting via Email Logs CVSS 3.1HIGH 7.2
- TI-2025-00779 YaySMTP 2.4.9 - 2.6.2 - Unauthenticated Stored Cross-Site Scripting CVSS 3.1HIGH 7.2
- TI-2023-02899 YaySMTP <= 2.4.5 - Unauthenticated Stored Cross-Site Scripting via Email CVSS 3.1HIGH 7.2
- TI-2022-02186 YaySMTP < 2.2.1 - Subscriber+ SMTP Credentials Leak CVSS 3.1MEDIUM 6.5
- TI-2022-02188 YaySMTP < 2.2.2 - Admin+ Stored Cross-Site Scripting CVSS 3.1MEDIUM 4.8
Sources
- CVE-2022-2371 · CVE Program
- CVE-2022-2371 · NVD
- FIRST EPSS
- GHSA-8qx8-7fxh-rjvj · GitHub Advisory Database · CC BY 4.0
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