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

4.9MediumCISA-ADP
Exploited
No known exploitation
Fix
Fixed in 1.7.1
Who is exposed
Not reported

Do first: Upgrade to a fixed version: 1.7.1.

Published
Last modified
0.13% · 2nd percentile
8/100 · provisional
None on Exploit-DB, Metasploit or GitHub
  • Exploitation: none
  • Automatable: no
  • Technical impact: partial

Summary

Fusion Page Builder, a WordPress plugin, has a flaw that lets a logged-in user with at least Contributor access move posts and pages they do not own to the trash, or permanently delete them where the trash is disabled. Because the CVSS details are not provided, the required access level is the only attacker detail stated here.

Written by anthropic/claude-haiku-5.5 from the sources below. Verify against them.

Read the original description

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.

cve.now Index

8Pcve.now Index 8 of 100 · methodology v3 · provisional
  • Exploitation0/40No signal
  • Exposure3/25Reachable over the network · Unknown: No advisory context yet
  • Reach?/20Unknown. No tracked technology or package matched
  • Severity4.9/10CVSS 4.9
  • No patch0/5No signal

What would change the score

  • Would score about 63 if added to CISA KEV
  • Would score about 58 if CISA's SSVC rates exploitation active
  • Would score about 27 if advisories confirm default setups are exposed

What to do

  • Upgrade to a fixed version: 1.7.1.

Timeline

  1. CVE published
  2. First seen by cve.now
  3. CISA SSVC assessment

    Exploitation: none · Automatable: no · Technical impact: partial

  4. Record last updated

Affected versions

  • Unknown Fusion Page Builder

    fixed in 1.7.1

Evidence 1

  1. Exploit

Corrections

None so far.

Something wrong on this page? Report an error. Every fix is listed here.

Questions about CVE-2026-121759

Is CVE-2026-121759 being exploited?

It is not in CISA's Known Exploited Vulnerabilities catalog, and CISA's SSVC assessment does not mark exploitation as active. That does not mean it has not been attacked: vendors and researchers can report attacks before CISA lists them. No public exploit code is tracked.Source: cve.now feed data

Which versions are affected by CVE-2026-121759?

Fusion Page Builder: before 1.7.1.Source: cve.now feed data

How do I fix CVE-2026-121759?

Upgrade to a fixed version: 1.7.1.Source: cve.now feed data