CVE-2021-38356 NextScripts: Social Networks Auto-Poster <= 4.3.20 Reflected Cross-Site Scripting

2021-11-2800:00:00

CWE-79

Wordfence

www.cve.org

6.1 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

0.001 Low

EPSS

Percentile

34.0%

JSON

The NextScripts: Social Networks Auto-Poster <= 4.3.20 WordPress plugin is vulnerable to Reflected Cross-Site Scripting via the $_REQUEST[‘page’] parameter which is echoed out on inc/nxs_class_snap.php by supplying the appropriate value ‘nxssnap-post’ to load the page in $_GET[‘page’] along with malicious JavaScript in $_POST[‘page’].

CNA Affected

[
  {
    "platforms": [
      "WordPress"
    ],
    "product": "NextScripts: Social Networks Auto-Poster",
    "vendor": "NextScripts",
    "versions": [
      {
        "lessThanOrEqual": "4.3.20",
        "status": "affected",
        "version": "4.3.20",
        "versionType": "custom"
      }
    ]
  }
]