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Fencer Vulns
medium 5.3

CVE-2026-87968 json

Product Feed for Google Shopping < 5.3.2 - Unauthenticated Forced Store Registration

published 2026-10-14 26 d ago modified 2026-10-14 26 d ago also EUVD-2026-100857

cvss
5.3
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.2%
EPSS 0.2% chance of exploitation in 30 days, percentile 15%
public exploits
0
none known

Summary

The Product Feed for Google Shopping, Microsoft Advertising and 40+ Channels for WooCommerce Merchant WordPress plugin before 5.3.2 does not perform a nonce or capability check on the AJAX action that registers the store with its feed service and exposes it to unauthenticated users, so any visitor can force the store to re-register and overwrite the Product Feed for Google Shopping, Microsoft Advertising and 40+ Channels for WooCommerce Merchant WordPress plugin before 5.3.2's stored shop secret.

Patch / fix

  • Unknown Product Feed for Google Shopping, Microsoft Advertising and 40+ Channels for WooCommerce Merchant 5.3.2

CISA SSVC

Exploitation
none
Automatable
yes
Technical impact
partial
Assessed
26 d ago

Exploit prediction

0.24% chance of exploitation in the next 30 days, higher than 15% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • wpscan.com https://wpscan.com/vulnerability/92b501c0-e237-4dd5-a88a-8472398b1c7e/ referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CISA ADP 3.1 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
CNA 3.1 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

Affected products

  • Unknown Product Feed for Google Shopping, Microsoft Advertising and 40+ Channels for WooCommerce Merchant

Classification

Weakness
Technology feeds

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.