Vulnerability · Published Apr 10, 2023 · Assigned by WPScan
CVE-2023-0363Scheduled Announcements Widget < 1.0 - Contributor+ Stored XSS
Medium 5.4
In plain English
A medium-severity cross-site scripting in Scheduled Announcements Widget from Unknown. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 39% of all known vulnerabilities).
Severity (CVSS 3.1)5.4Medium
Exploit odds (30 days)0.4%top 61.2% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official description
The Scheduled Announcements Widget WordPress plugin before 1.0 does not validate and escape some of its shortcode attributes before outputting them back in a page/post where the shortcode is embed, which could allow users with the contributor role and above to perform Stored Cross-Site Scripting attacks.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Unknown | Scheduled Announcements Widget | 0 – before 1.0 |
Weakness: CWE-79 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
References
- https://wpscan.com/vulnerability/6d332a47-e96c-455b-9e8f-db6dbb59b518 exploit, vdb-entry, technical-description