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Fencer Intel
medium 5.3

CVE-2021-24677 json

Find My Blocks < 3.4.0 - Private Post Titles Disclosure

published 5y ago modified 4mo ago also EUVD-2021-11589

cvss
5.3
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.3%
EPSS 1.3% chance of exploitation in 30 days, percentile 69%
public exploits
0
none known

Summary

The Find My Blocks WordPress plugin before 3.4.0 does not have authorisation checks in its REST API, which could allow unauthenticated users to enumerate private posts' titles.

Patch / fix

  • find_my_blocks_project find_my_blocks 3.4.0

Is CVE-2021-24677 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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Exploit prediction

1.25% chance of exploitation in the next 30 days, higher than 69% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • wpscan.com https://wpscan.com/vulnerability/40c7e424-9a97-41ab-a312-2a06b607609a referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:P/I:N/A:N

Affected products

  • Unknown Find My Blocks

Classification

Weakness
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.