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TI-2022-04265 Aliases CVE-2022-4667GHSA-rr97-c769-66wm

RSS Aggregator by Feedzy < 4.1.1 - Contributor+ Stored XSS

Priority MEDIUM 58CWE-79Published · Updated

Key facts

Attack vector
Network
Privileges required
Low
User interaction
Required
Attack complexity
Low
Impact type
Cross-site scripting
Confidentiality · integrity · availability
Low · Low · None
Fix status
Fixed

Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-79.

Summary

The RSS Aggregator by Feedzy WordPress plugin before 4.1.1 does not validate and escape some of its block options before outputting them back in the page, which could allow users with a role as low as contributor to perform Stored Cross-Site Scripting attacks which could be used against high privilege users such as admins.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00507 43rd percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA and NVD
Fix Fixed RSS Aggregator by Feedzy (Unknown): 4.1.1

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
Poc
Automatable
No
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
UnknownRSS Aggregator by Feedzybefore 4.1.14.1.1Patch availableCNA
  • RSS Aggregator by Feedzy VendorUnknown Affected before 4.1.1 Fixed in 4.1.1 Patch available CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:themeisle:rss_aggregator_by_feedzy:*:*:*:*:*:wordpress:*:*before 4.1.1Vulnerablethemeisle
  • cpe:2.3:a:themeisle:rss_aggregator_by_feedzy:*:*:*:*:*:wordpress:*:* Versions before 4.1.1 Vulnerable ·themeisle

Remediation

  • Fix · CNA RSS Aggregator by Feedzy (Unknown) Fixed in 4.1.1

Timeline

  1. 2026-10-02 Threatist record created from CVE-2022-4667
  2. 2026-10-03 Alias added: GHSA-rr97-c769-66wm

References

Exploit 1

  • TI-2024-01226 RSS Aggregator by Feedzy <= 4.4.2 - Authenticated(Contributor+) SQL Injection CVSS 3.1HIGH 8.8
  • TI-2024-01227 RSS Aggregator by Feedzy <= 4.4.2 - Missing Authorization to Arbitrary Page Creation and Publication CVSS 3.1MEDIUM 6.5
  • TI-2023-06282 Cross-site scripting in themeisle RSS Aggregator by Feedzy – Feed to Post, Autoblogging… CVSS 3.1MEDIUM 6.4
  • TI-2023-06217 Server-side request forgery in themeisle RSS Aggregator by Feedzy – Feed to Post… CVSS 3.1MEDIUM 6.4
  • TI-2023-06213 Cross-site scripting in themeisle RSS Aggregator by Feedzy – Feed to Post, Autoblogging… CVSS 3.1MEDIUM 6.4
  • TI-2023-06211 Missing authorization in themeisle RSS Aggregator by Feedzy – Feed to Post, Autoblogging… CVSS 3.1MEDIUM 5.4
See all 8 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences