CVE-2025-28889Network attack vector

Victim-browser script execution via reflected input

Published Mar 26, 2025 · Updated Apr 28, 2026

Reflected XSS in Starblank Custom Product Stickers for WooCommerce 1.9.0 and earlier allows remote attackers to execute script in a victim's browser. Patchstack has not published the affected request parameter or plugin code path that reflects untrusted input into an HTML response. Exploitation requires a victim to open a crafted link or page; the script then runs in the affected site's browser context and can read or alter page data.

CVSS severity7.1
High
EPSS probability0.31%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
Coverage for this vulnerability

See if you're affected

Explore vulnerability checks for your environment with Hinoki.

Book a demo

Summary

What happened

Reflected XSS in Starblank Custom Product Stickers for WooCommerce 1.9.0 and earlier allows remote attackers to execute script in a victim's browser. Patchstack has not published the affected request parameter or plugin code path that reflects untrusted input into an HTML response. Exploitation requires a victim to open a crafted link or page; the script then runs in the affected site's browser context and can read or alter page data.

The record

CVE
CVE-2025-28889
Published
Mar 26, 2025
Updated
Apr 28, 2026
Vendor
Starblank
Product
Custom Product Stickers for WooCommerce
Classifications
CWE-79, CAPEC-591, T1204.001
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Mar 26, 2025CVE publishedPublication date reported by the CVE source.
  2. Apr 28, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

Compare your product and version with the public record. A matching version still requires validation against your environment.

Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=0 <=1.9.0

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

Starblank · Custom Product Stickers for WooCommerceversion=0 <=1.9.0

Published CVSS scores

7.1PatchstackCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CAPEC-591Reflected XSS
T1204.001User Execution: Malicious Link

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

See the directory against your own environment.

Your stack

Check the software in your environment

Book a demo to see how Hinoki identifies affected software and validates exploitability in your environment.

Book a demo