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Vulnerabilities

Vulnerability · CVE-2026-91833

WX Subscribe <= 1.2.1 - Unauthenticated SQLi via 'attach' Parameter

Published Oct 16, 2026 · catalog updated Oct 16, 2026 · Unknown WX Subscribe 微信支付付费订阅

Check if you run it

No confirmed exploitation is on record for CVE-2026-91833. EPSS is 0.22%. Act only if a listed version of Unknown WX Subscribe 微信支付付费订阅 is installed.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
Medium6.8
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.22%
Remediation
Version ranges on file
Affected products
stated WX Subscribe 微信支付付费订阅 · vendor Unknown WX Subscribe 微信支付付费订阅

The WX Subscribe 微信支付付费订阅 WordPress plugin through 1.2.1 does not sanitise and escape a parameter before using it in a SQL statement, allowing unauthenticated attackers to perform SQL injection attacks on installs where the payment key has not been configured.

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.

  • stated WX Subscribe 微信支付付费订阅<= 1.2.1
  • vendor Unknown WX Subscribe 微信支付付费订阅version unspecified

How to fix CVE-2026-91833

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-2026-91833. EPSS is 0.22%. Act only if a listed version of Unknown WX Subscribe 微信支付付费订阅 is installed.

Which versions are affected?

Compare what you have installed with WX Subscribe 微信支付付费订阅 <= 1.2.1. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 0.22%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Technology hubs

WordPress security

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Oct 16, 2026 · NIST NVD

    Detected

    The WX Subscribe 微信支付付费订阅 WordPress plugin through 1.2.1 does not sanitise and escape a parameter before using it in a SQL statement, allowing unauthenticated attackers to perform SQL injection attacks on installs where the payment key has not been configured.

  2. Oct 16, 2026 · CVE.org

    Updated

    The WX Subscribe 微信支付付费订阅 WordPress plugin through 1.2.1 does not sanitise and escape a parameter before using it in a SQL statement, allowing unauthenticated attackers to perform SQL injection attacks on installs where the payment key has not been configured.

Sources

  • CVE.orgVulnerability recordCVE-2026-91833

    The WX Subscribe 微信支付付费订阅 WordPress plugin through 1.2.1 does not sanitise and escape a parameter before using it in a SQL statement, allowing unauthenticated attackers to perform SQL injection attacks on installs where the payment key has not been configured.

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2026-91833

    30-day exploitation probability 0.2%

    first.org
  • NIST NVDVulnerability recordCVE-2026-91833

    The WX Subscribe 微信支付付费订阅 WordPress plugin through 1.2.1 does not sanitise and escape a parameter before using it in a SQL statement, allowing unauthenticated attackers to perform SQL injection attacks on installs where the payment key has not been configured.

    nvd.nist.gov

References

Freshness

Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.