CVE-2025-25139Network attack vector

Stored XSS via forged privileged-user requests

Published Feb 7, 2025 · Updated Apr 28, 2026

CSRF in Cynob IT Consultancy WP Custom Post RSS Feed 1.0.0 and earlier allows remote attackers to store executable script content. Patchstack has not disclosed the affected endpoint, parameter, or code path, leaving the precise request-validation and script-storage fault unknown. Exploitation requires a privileged WordPress user to visit or submit attacker-controlled content, after which the stored script executes in visitors' browsers.

CVSS severity7.1
High
EPSS probability0.14%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

CSRF in Cynob IT Consultancy WP Custom Post RSS Feed 1.0.0 and earlier allows remote attackers to store executable script content. Patchstack has not disclosed the affected endpoint, parameter, or code path, leaving the precise request-validation and script-storage fault unknown. Exploitation requires a privileged WordPress user to visit or submit attacker-controlled content, after which the stored script executes in visitors' browsers.

The record

CVE
CVE-2025-25139
Published
Feb 7, 2025
Updated
Apr 28, 2026
Vendor
Cynob IT Consultancy
Product
WP Custom Post RSS Feed
Classifications
CWE-352, CAPEC-592
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Feb 7, 2025CVE publishedPublication date reported by the CVE source.
  2. Apr 28, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=0 <=1.0.0

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

Cynob IT Consultancy · WP Custom Post RSS Feedversion=0 <=1.0.0

Published CVSS scores

7.1PatchstackCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-352Cross-Site Request Forgery (CSRF)
CAPEC-592Stored XSS

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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