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 coul

medium Affects gs-insever-portfolio (WordPress plugin). Feed 2026.10.29.1, updated 2026-10-28; published ; advisory modified .

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 coul

Package
gs-insever-portfolio (WordPress plugin) WordPress
Affected versions
<1.4.5
Fixed in
1.4.5
Severity
medium  CVSS 5.4
Exploitation
not on CISA KEV · EPSS 1% (44.6th percentile)
Published
2023-02-27
Source
nvd

References

CWE-79
NVD recordgs-insever-portfolio (WordPress plugin) advisories

Am I affected?

Find out in one command. phpwarden checks your WordPress install against this advisory and 20,000+ others, ranked by real-world exploitation (CISA KEV + EPSS). Free, offline, open data.

# one-time install
pip install phpwarden

# then
phpwarden wordpress /var/www/html

Or keep it checked automatically with the GitHub Action or a nightly cron; see WordPress docs.

Install docs   How findings are ranked

Related advisories