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Fencer Intel
medium 5.3

CVE-2026-11871 json

Team Showcase Supreme < 9.3 - Unauthenticated Sensitive Data Disclosure via wpm_6310_team_member_details

published last mo. modified last mo. also EUVD-2026-87528

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 10%
public exploits
0
none known

Summary

The Team Members WordPress plugin before 9.3 does not perform any authorization or visibility check in an unauthenticated AJAX action that returns full team member records by ID, allowing unauthenticated attackers to enumerate and disclose details, including email addresses and phone numbers, of team members the administrator has not published publicly.

Patch / fix

  • Unknown Team Members 9.3

Is CVE-2026-11871 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

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CISA SSVC

Exploitation
none
Automatable
yes
Technical impact
partial
Assessed
last mo.

Exploit prediction

0.21% chance of exploitation in the next 30 days, higher than 10% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • wpscan.com https://wpscan.com/vulnerability/9ca61aee-c36a-41c5-b4e7-1626c5720362/ 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:L/I:N/A:N
CNA 3.1 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Affected products

  • Unknown Team Members

Classification

Weakness
  • CWE-200 Exposure of Sensitive Information to an Unauthorized Actor
Technology feeds

References

Sources

Fencer Intel 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.