CVE-2023-5382Network attack vector

Arbitrary post deletion via missing nonce validation

Published Nov 22, 2023 · Updated Apr 8, 2026

Cross-site request forgery in Funnelforms Free 3.4 and earlier allows remote attackers to delete arbitrary WordPress posts. The fnsf_delete_posts function fails to validate an anti-CSRF nonce before accepting a forged deletion request for attacker-chosen posts. Exploitation requires an authenticated site administrator to follow a crafted link or perform an equivalent action while the WordPress session is active.

CVSS severity6.5
Medium
EPSS probability0.30%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Cross-site request forgery in Funnelforms Free 3.4 and earlier allows remote attackers to delete arbitrary WordPress posts. The fnsf_delete_posts function fails to validate an anti-CSRF nonce before accepting a forged deletion request for attacker-chosen posts. Exploitation requires an authenticated site administrator to follow a crafted link or perform an equivalent action while the WordPress session is active.

The record

CVE
CVE-2023-5382
Published
Nov 22, 2023
Updated
Apr 8, 2026
Vendor
Funnelforms LLC
Product
Funnelforms Free
Classifications
CWE-352, T1204.001, T1485
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Nov 22, 2023CVE publishedPublication date reported by the CVE source.
  2. Apr 8, 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 <=3.4

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

Funnelforms LLC · Funnelforms Freeversion=0 <=3.4

Published CVSS scores

6.5WordfenceCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N

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)
T1204.001Malicious Link
T1485Data Destruction

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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