CVE-2022-4120 Stop Spammers Security < 2022.6 - Unauthenticated PHP Object Injection

2022-12-2612:28:19

WPScan

www.cve.org

cve-2022-4120; stop spammers security; unauthenticated php object injection; base64 encoded input; captcha challenge; plugin vulnerability; gadget chain.

9.8 High

AI Score

Confidence

High

0.003 Low

EPSS

Percentile

65.4%

JSON

The Stop Spammers Security | Block Spam Users, Comments, Forms WordPress plugin before 2022.6 passes base64 encoded user input to the unserialize() PHP function when CAPTCHA are used as second challenge, which could lead to PHP Object injection if a plugin installed on the blog has a suitable gadget chain

CNA Affected

[
  {
    "vendor": "Unknown",
    "product": "Stop Spammers Security | Block Spam Users, Comments, Forms",
    "versions": [
      {
        "status": "affected",
        "versionType": "custom",
        "version": "0",
        "lessThan": "2022.6"
      }
    ],
    "defaultStatus": "unaffected",
    "collectionURL": "https://wordpress.org/plugins"
  }
]