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Fencer Intel
medium 4.9

CVE-2026-121759 json

Fusion Page Builder < 1.7.1 - Contributor+ Arbitrary Post Trashing via IDOR

published 3d ago modified yesterday also EUVD-2026-119825

cvss
4.9
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 9%
public exploits
0
none known

Summary

The Fusion Page Builder WordPress plugin before 1.7.1 does not check that the user owns the content it moves to the trash, which could allow users with a role as low as Contributor to trash arbitrary posts and pages, or delete them permanently where the trash is disabled.

Patch / fix

  • Unknown Fusion Page Builder 1.7.1

Is CVE-2026-121759 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
no
Technical impact
partial
Assessed
2d ago

Exploit prediction

0.19% chance of exploitation in the next 30 days, higher than 9% of all scored CVEs (FIRST EPSS, 2026-11-11).

Exploits and checks

  • wpscan.com https://wpscan.com/vulnerability/df86f132-208c-4ba4-bf90-cc59b123f610/ referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CISA ADP 3.1 4.9 CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N
CNA 3.1 4.9 CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N

Affected products

  • Unknown Fusion Page Builder

Classification

Weakness
  • CWE-639 Authorization Bypass Through User-Controlled Key
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.