Stored cross-site scripting in Simple Job Board - CVE-2021-39328
Published: November 19, 2021
Vulnerability identifier: #VU58265
CSH Severity: Low
CVSS v4: 5.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N]
CVE-ID: CVE-2021-39328
CWE-ID: CWE-79
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.
The vulnerability exists due to insufficient sanitization of user-supplied data within the $job_board_privacy_policy_label in the ~/admin/settings/class-simple-job-board-settings-privacy.php file. A remote authenticated attacker can inject and execute arbitrary HTML and script code in user's browser in context of vulnerable website.
Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.
Affected software
Simple Job Board
How to mitigate CVE-2021-39328
Install updates from vendor's website.
Simple Job Board - update to 2.9.5
External References
- https://www.wordfence.com/vulnerability-advisories/#CVE-2021-39328
- https://github.com/BigTiger2020/word-press/blob/main/Simple%20Job%20Board%E2%80%94Stored%20Cross-Site%20Scripting%20-%202.md
- https://plugins.trac.wordpress.org/changeset/2617364/simple-job-board/trunk/admin/settings/class-simple-job-board-settings-privacy.php