Subscriber stored XSS via unescaped input
Published Jun 15, 2026 · Updated Jun 15, 2026
Stored XSS in Bitss Techniques Shipment Tracker for WooCommerce 1.5.3.2 and earlier allows remote authenticated users to inject scripts. Published sources identify insufficient input sanitization and output escaping but do not disclose the affected parameter, handler, or rendering function. Subscriber-level access is sufficient, and the stored script executes whenever another user opens the injected page, enabling browser-context data access or actions.
Summary
What happened
Stored XSS in Bitss Techniques Shipment Tracker for WooCommerce 1.5.3.2 and earlier allows remote authenticated users to inject scripts. Published sources identify insufficient input sanitization and output escaping but do not disclose the affected parameter, handler, or rendering function. Subscriber-level access is sufficient, and the stored script executes whenever another user opens the injected page, enabling browser-context data access or actions.
The record
- CVE
- CVE-2026-39540
- Published
- Jun 15, 2026
- Updated
- Jun 15, 2026
- Vendor
- Bitss Techniques
- Product
- Shipment Tracker for WooCommerce
- Classifications
- CWE-79, T1059.007
- Attack vector
- network
- Privileges
- authenticated
Timeline
How it unfolded
- Jun 15, 2026CVE publishedPublication date reported by the CVE source.
- Jun 15, 2026Record updatedLatest update available in the CVE record.
Exploitability
Present is not the same as exploitable
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Is a vulnerable build present?
Compare these published version ranges with your installed build and any vendor patches.
- Affected versionversion=n/a <=1.5.3.2 changes=[{"at":"1.5.3.3","status":"unaffected"}]
What conditions does exploitation require?
What is affected?
Published CVSS scores
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.
Weakness, pattern, technique
Public exploit references
- Atomic Edge metadata-based PHP proof of conceptproof of concept · unverified
Labels summarize the accepted research assessment. They do not indicate a test against your environment.
Technologies
Your stack
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Your stack
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