Vulnerability CVE-2020-8498
Published: 2020-01-30   Modified: 2020-01-31

Description:
XSS exists in the shortcode functionality of the GistPress plugin before 3.0.2 for WordPress via the includes/class-gistpress.php id parameter. This allows an attacker with the WordPress Contributor role to execute arbitrary JavaScript code with the privileges of other users (e.g., ones who have the publish_posts capability).

Type:

CWE-79

 (Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting'))

CVSS2 => (AV:N/AC:M/Au:S/C:N/I:P/A:N)

CVSS Base Score
Impact Subscore
Exploitability Subscore
3.5/10
2.9/10
6.8/10
Exploit range
Attack complexity
Authentication
Remote
Medium
Single time
Confidentiality impact
Integrity impact
Availability impact
None
Partial
None
Affected software
Gistpress project -> Gistpress 

 References:
https://github.com/bradyvercher/gistpress/commit/e3f260edb6673227b0471c74b7ab13c094411ef7
https://github.com/bradyvercher/gistpress/releases/tag/v3.0.2
https://wpvulndb.com/vulnerabilities/10053
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