CVE-2021-36841 YITH Maintenance Mode (WordPress plugin) <= 1.3.7 - Authenticated Stored Cross-Site Scripting (XSS) vulnerability.

2021-09-1500:00:00

CWE-79

Patchstack

www.cve.org

6.9 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

LOW

Availability Impact

NONE

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

0.001 Low

EPSS

Percentile

19.6%

JSON

Authenticated Stored Cross-Site Scripting (XSS) vulnerability in YITH Maintenance Mode (WordPress plugin) versions <= 1.3.7, vulnerable parameter &yith_maintenance_newsletter_submit_label. Possible even when unfiltered HTML is disallowed by WordPress configuration.

CNA Affected

[
  {
    "product": "YITH Maintenance Mode (WordPress plugin)",
    "vendor": "YITH",
    "versions": [
      {
        "lessThanOrEqual": "1.3.7",
        "status": "affected",
        "version": "<= 1.3.7",
        "versionType": "custom"
      }
    ]
  }
]

References

patchstack.com/database/vulnerability/yith-maintenance-mode/wordpress-yith-maintenance-mode-plugin-1-3-7-authenticated-stored-cross-site-scripting-xss-vulnerability

wordpress.org/plugins/yith-maintenance-mode/#developers