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VulnerabilityPublished Updated

CVE-2026-100316: European VAT Compliance Assistant for WooCommerce (WordPress plugin) · Cross-site Scripting

Affects European VAT Compliance Assistant for WooCommerce (WordPress plugin)Source CVE Database V5

0

Not known to be exploited · CVSS 7.2 High.

Data as of 26 Oct 2026, 13:47 UTC

CVSS 3.1 base score
7.2High
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.2% chance of exploitation in 30 days – higher than 19% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 17 Oct 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.

What to do

Affected software

ProductAffectedFixed in
davidandersonEuropean VAT Compliance Assistant for WooCommerceAffected
  • <=1.36.10
Fixed in–

AI-suggested

Users should monitor the vendor's advisory for updates. Until a fix is available, consider implementing web application firewall (WAF) rules to detect and block malicious CF-IPCountry header values or restrict the use of this header. Avoid using affected versions in production environments if possible.

Description

The European VAT Compliance Assistant for WooCommerce plugin for WordPress contains a stored cross-site scripting (XSS) vulnerability via the CF-IPCountry header in all versions up to and including 1.36.10. This vulnerability allows unauthenticated attackers to inject malicious scripts that are stored in order post-meta during guest checkouts and executed when users access the affected pages.

References

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