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Fencer Vulns
medium 6.5

CVE-2023-0890 json

Shortcodes Ultimate < 5.12.8 - Subscriber+ Arbitrary Post Access

published 2023-03-20 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-12879

cvss
6.5
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.7%
EPSS 0.7% chance of exploitation in 30 days, percentile 51%
public exploits
0
none known

Summary

The WordPress Shortcodes Plugin — Shortcodes Ultimate WordPress plugin before 5.12.8 does not ensure that posts to be displayed via some shortcodes are already public and can be accessed by the user making the request, allowing any authenticated users such as subscriber to view draft, private or even password protected posts. It is also possible to leak the password of protected posts

Patch / fix

  • Unknown WordPress Shortcodes Plugin — Shortcodes Ultimate 5.12.8

CISA SSVC

Exploitation
Proof of concept is public
Automatable
no
Technical impact
partial
Assessed
20 mo ago

Exploit prediction

0.65% chance of exploitation in the next 30 days, higher than 51% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • wpscan.com https://wpscan.com/vulnerability/8a466f15-f112-4527-8b02-4544a8032671 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 6.5 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Affected products

  • Unknown WordPress Shortcodes Plugin — Shortcodes Ultimate

Classification

Weakness
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.