CVE-2026-48838
WordPress Post SMTP plugin <= 3.6.2 - Cross Site Scripting (XSS) vulnerability
Unauthenticated Cross Site Scripting (XSS) in Post SMTP <= 3.6.2 versions.
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
- Low
Exploit likelihood
What each source reports
CVE List Score used
WordPress Post SMTP plugin <= 3.6.2 - Cross Site Scripting (XSS) vulnerability
Unauthenticated Cross Site Scripting (XSS) in Post SMTP <= 3.6.2 versions.
- Record
CVE-2026-48838- CVSS 3.1
- 7.1 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L - Weakness
- CWE-79
- Updated
- 2026-11-02
EUVDEUVD-2026-36845
Unauthenticated Cross Site Scripting (XSS) in Post SMTP <= 3.6.2 versions.
- Record
EUVD-2026-36845- CVSS 3.1
- 7.1 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-h4p6-m7g5-cfp4
Unauthenticated Cross Site Scripting (XSS) in Post SMTP <= 3.6.2 versions.
Unauthenticated Cross Site Scripting (XSS) in Post SMTP <= 3.6.2 versions.
- Record
GHSA-h4p6-m7g5-cfp4- CVSS 3.1
- 7.1 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L - Weakness
- CWE-79
- Updated
- 2026-11-02
NVD
Unauthenticated Cross Site Scripting (XSS) in Post SMTP <= 3.6.2 versions.
- Record
CVE-2026-48838- CVSS 3.1
- 7.1 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L - 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-2026-48838 is a high vulnerability (CVSS 7.1) in Saad Iqbal Post Smtp, published June 15, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.24%, the 14th percentile. No source names a fixed version.