Vulnerability Name:

CCN-255992

Published:2023-05-17
Updated:2023-05-17
Summary:WordPress Core is vulnerable to cross-site scripting, caused by improper validation of user-supplied input by the Embed Discovery functionality. A remote authenticated attacker could exploit this vulnerability to inject malicious script into a Web page which would be executed in a victim's Web browser within the security context of the hosting Web site, once the page is viewed. An attacker could use this vulnerability to steal the victim's cookie-based authentication credentials.
CVSS v3 Severity:6.4 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N)
5.6 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope:Scope (S): Changed
Impact Metrics:Confidentiality (C): Low
Integrity (I): Low
Availibility (A): None
CVSS v2 Severity:5.5 Medium (CCN CVSS v2 Vector: AV:N/AC:L/Au:S/C:P/I:P/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): None
Vulnerability Consequences:Cross-Site Scripting
References:Source: CCN
Type: WordPress Web site
Changeset 55765

Source: XF
Type: UNKNOWN
wordpress-core-embeddiscovery-xss(255992)

Source: CCN
Type: Packet Storm Security [05-17-2023]
WordPress Core 6.2 XSS / CSRF / Directory Traversal

Vulnerable Configuration:Configuration CCN 1:
  • cpe:/a:wordpress:wordpress:6.1.1:*:*:*:*:*:*:*
  • OR cpe:/a:wordpress:wordpress:6.1:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    wordpress wordpress 6.1.1
    wordpress wordpress 6.1