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Fencer Vulns
medium 6.3

CVE-2021-4366 json

PWA for WP & AMP < = 1.7.32 - Missing Authorization

published 2023-06-07 3 y ago modified 2026-06-17 4 mo ago also EUVD-2021-34193

cvss
6.3
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 50%
public exploits
0
none known

Summary

The PWA for WP & AMP plugin for WordPress is vulnerable to authorization bypass due to a missing capability check on the pwaforwp_update_features_options function in versions up to, and including, 1.7.32. This makes it possible for authenticated attackers to change the otherwise restricted settings within the plugin.

Patch / fix

  • magazine3 pwa_for_wp_&_amp 1.7.33

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
22 mo ago

Exploit prediction

0.63% chance of exploitation in the next 30 days, higher than 50% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • blog.nintechnet.com https://blog.nintechnet.com/wordpress-pwa-for-wp-and-amp-plugin-fixed-vulnerabilities/ referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CNA 3.1 6.3 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
NVD 3.1 4.3 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

Affected products

  • magazine3 PWA for WP – Progressive Web Apps Made Simple

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.