XSS in Gsplugins Gs Insever Portfolio
CVE-2023-0539
The GS Insever Portfolio WordPress plugin before 1.4.5 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.
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.
EPSS exploit prediction
EPSS: 0.005 (42.6th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 43rd percentile — 42.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000
Affected products
- Gsplugins Gs Insever Portfolio
- Gs Insever Portfolio — versions 0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- wpscan.com/vulnerability/a4b6a83a-6394-4dfc-8bb3-4982867dab7d (Exploit, technical-description, Third Party Advisory, exploit, vdb-entry)
Frequently asked questions
- What is CVE-2023-0539?
- CVE-2023-0539 is a medium-severity vulnerability in Gsplugins Gs Insever Portfolio, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2023-02-27.
- How severe is CVE-2023-0539?
- Medium severity. CVSS v3 base score is 5.4 out of 10.
- Is CVE-2023-0539 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.