CVE-2023-39973Network attack vector

Unauthorized campaign attachment deletion

Published Aug 17, 2023 · Updated Oct 20, 2024

Improper access control in AcyMailing Enterprise 6.7.0 through 8.6.3 allows remote authenticated users to delete campaign attachments. AcyMailing has not disclosed the affected handler or the authorization check omitted when an attachment-removal request is processed. Exploitation requires AcyMailing Enterprise on Joomla with a front-end campaigns management menu configured, and its reported effect is limited to removing campaign attachments.

CVSS severity4.3
Medium
EPSS probability0.40%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Improper access control in AcyMailing Enterprise 6.7.0 through 8.6.3 allows remote authenticated users to delete campaign attachments. AcyMailing has not disclosed the affected handler or the authorization check omitted when an attachment-removal request is processed. Exploitation requires AcyMailing Enterprise on Joomla with a front-end campaigns management menu configured, and its reported effect is limited to removing campaign attachments.

The record

CVE
CVE-2023-39973
Published
Aug 17, 2023
Updated
Oct 20, 2024
Vendor
AcyMailing Newsletter Team
Product
AcyMailing
Classifications
CWE-284, CAPEC-1, T1485
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Aug 17, 2023CVE publishedPublication date reported by the CVE source.
  2. Oct 20, 2024Record 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=6.7.0-8.6.3

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

AcyMailing Newsletter Team · AcyMailingversion=6.7.0-8.6.3

Published CVSS scores

4.3NIST NVDCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/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
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-284Improper Access Control
CAPEC-1Accessing Functionality Not Properly Constrained by ACLs
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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