CVE-2026-125440
WordPress s2Member plugin <= 261106 - Content Injection vulnerability
CVE-2026-125440 is a medium vulnerability (CVSS 5.3) in Cristián Lávaque S2member, published November 13, 2026. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 0.35%, the 28th percentile. No source names a fixed version.
- Severity
- 5.3 MediumCVSS 3.1, CVE List
- Exploit chance
- 0.35%EPSS, 28th percentile
- Exploitation
- None known1 public exploit
- Fixed in
- No fix listedNo source names one
Description
Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS) vulnerability in Cristián Lávaque s2Member s2member allows Code Injection.This issue affects s2Member: from n/a through 261106.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- Low
- Integrity
- None
- Availability
- None
Exploit likelihood
Affected products
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| PoC in GitHub | yozturk0/CVE-2026-125440 | 2026-11-14 |
What each source reports
CVE List Score used
WordPress s2Member plugin <= 261106 - Content Injection vulnerability
Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS) vulnerability in Cristián Lávaque s2Member s2member allows Code Injection.This issue affects s2Member: from n/a through 261106.
- Record
CVE-2026-125440- CVSS 3.1
- 5.3 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N - Weakness
- CWE-80
- Updated
- 2026-11-13
EUVDEUVD-2026-125365
Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS) vulnerability in Cristián Lávaque s2Member s2member allows Code Injection.This issue affects s2Member: from n/a through 261106.
- Record
EUVD-2026-125365- CVSS 3.1
- 5.3 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N - Updated
- 2026-11-13
GitHub AdvisoriesGHSA-8x9j-p9cm-p2xv
Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS) vulnerability in...
Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS) vulnerability in Cristián Lávaque s2Member s2member allows Code Injection.This issue affects s2Member: from n/a through 261106.
- Record
GHSA-8x9j-p9cm-p2xv- CVSS 3.1
- 5.3 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N - Weakness
- CWE-80
- Updated
- 2026-11-13
NVD
Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS) vulnerability in Cristián Lávaque s2Member s2member allows Code Injection.This issue affects s2Member: from n/a through 261106.
- Record
CVE-2026-125440- CVSS 3.1
- 5.3 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N - Weakness
- CWE-80
- Updated
- 2026-11-13
History
| Recorded | Changed | Sources |
|---|---|---|
| exploits, facts | PoC in GitHub | |
| published | EUVD, NVD | |
| published | EUVD | |
| aliases, references | GitHub Advisories | |
| aliases, published | EUVD | |
| first indexed | CVE List |
Dates are when Every CVE recorded each change. Upstream dates may differ.