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Fencer Vulns
medium 4.3

CVE-2023-4836 json

WordPress File Sharing Plugin < 2.0.5 - Subscriber+ Sensitive Data and Files Exposure via IDOR

published 2023-10-31 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-54677

cvss
4.3
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.6%
EPSS 0.6% chance of exploitation in 30 days, percentile 49%
public exploits
0
none known

Summary

The WordPress File Sharing Plugin WordPress plugin before 2.0.5 does not check authorization before displaying files and folders, allowing users to gain access to those filed by manipulating IDs which can easily be brute forced

Patch / fix

  • Unknown WordPress File Sharing Plugin 2.0.5

CISA SSVC

Exploitation
Proof of concept is public
Automatable
no
Technical impact
partial
Assessed
2 y ago

Exploit prediction

0.60% chance of exploitation in the next 30 days, higher than 49% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • wpscan.com https://wpscan.com/vulnerability/c17f2534-d791-4fe3-b45b-875777585dc6 referenced PoC, tagged "exploit" by a source, unverified
  • research.cleantalk.org https://research.cleantalk.org/cve-2023-4836-user-private-files-idor-to-sensitive-data-and-private-files-exposure-leak-of-info-poc referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CISA ADP 3.1 4.3 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
NVD 3.1 4.3 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
CNA 3.1 4.3 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Affected products

  • Unknown WordPress File Sharing Plugin

Classification

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