Reflected XSS via unescaped email handler string
Published Aug 7, 2026 · Updated Aug 7, 2026
Reflected XSS in weDevs Subscribe2 before 10.46 allows remote attackers to execute script in a visitor's browser via a crafted link. The public subscription form inserts the email query value into unescaped inline onfocus and onblur JavaScript handler strings. Exploitation requires a logged-out visitor to open the crafted form URL and focus the email field, exposing browser-accessible data and actions.
Summary
What happened
Reflected XSS in weDevs Subscribe2 before 10.46 allows remote attackers to execute script in a visitor's browser via a crafted link. The public subscription form inserts the email query value into unescaped inline onfocus and onblur JavaScript handler strings. Exploitation requires a logged-out visitor to open the crafted form URL and focus the email field, exposing browser-accessible data and actions.
The record
- CVE
- CVE-2026-14331
- Published
- Aug 7, 2026
- Updated
- Aug 7, 2026
- Vendor
- HappyMonster
- Product
- Subscribe2
- Classifications
- CWE-79, T1203
- Attack vector
- network
- Privileges
- unauthenticated
Timeline
How it unfolded
- Aug 7, 2026CVE publishedPublication date reported by the CVE source.
- Aug 7, 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=0 <10.46
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
- WPScan email-parameter proof of conceptproof of concept · validated
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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