TI-2023-00259 Aliases CVE-2023-0274 GHSA-wv7w-7wcq-2x8m

URL Params < 2.5 - Contributor+ Stored XSS

MEDIUM 58CWE-79Published 2023-08-16 · Updated 2024-10-08

Key facts

Attack vector: Network
Privileges required: Low
User interaction: Required
Attack complexity: Low
Impact type: Cross-site scripting
Confidentiality · integrity · availability: Low · Low · None
Fix status: Fixed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-79.

Summary

The URL Params WordPress plugin before 2.5 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.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV

EPSS 0.00503 43rd percentileScored 2026-11-07

Public exploit Yes 1 exploit referenceTagged by the CNA and NVD

Fix Fixed URL Params (Unknown): 2.5

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: Poc
Automatable: No
Technical impact: Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
Unknown	URL Params	before 2.5	2.5	Patch available	CNA

URL Params VendorUnknown Affected before 2.5 Fixed in 2.5 Patch available CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:jeremyshapiro:url_params::::::wordpress::*	before 2.5	Vulnerable	jeremyshapiro

cpe:2.3:a:jeremyshapiro:url_params:*:*:*:*:*:wordpress:*:* Versions before 2.5 Vulnerable ·jeremyshapiro

Remediation

Fix · CNA URL Params (Unknown) Fixed in 2.5

Timeline

2026-10-02 Threatist record created from CVE-2023-0274
2026-10-03 Alias added: GHSA-wv7w-7wcq-2x8m

References

Exploit 1

https://wpscan.com/vulnerability/4f6197b6-6d4c-4986-b54c-453b17e94812

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences