CVE-2026-34645Network attack vector

Unauthenticated write access via authorization bypass

Published May 12, 2026 · Updated May 12, 2026

Incorrect authorization in Adobe Commerce affected releases allows remote attackers to bypass security controls and gain unauthorized write access. Adobe has not published the affected endpoint, authorization check, or untrusted request element, so the exact wrong operation remains undisclosed. The issue is remotely reachable without authentication or user interaction and has no reported confidentiality or availability impact.

CVSS severity7.5
High
EPSS probability0.56%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Incorrect authorization in Adobe Commerce affected releases allows remote attackers to bypass security controls and gain unauthorized write access. Adobe has not published the affected endpoint, authorization check, or untrusted request element, so the exact wrong operation remains undisclosed. The issue is remotely reachable without authentication or user interaction and has no reported confidentiality or availability impact.

The record

CVE
CVE-2026-34645
Published
May 12, 2026
Updated
May 12, 2026
Vendor
Adobe
Product
Adobe Commerce
Classifications
CWE-863, T1190
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. May 12, 2026CVE publishedPublication date reported by the CVE source.
  2. May 12, 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 <=2.4.4-p17

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

Adobe · Adobe Commerceversion=0 <=2.4.4-p17

Published CVSS scores

7.5Adobe Systems IncorporatedCVSS:3.1/AV:N/AC:L/PR:N/UI:N/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-863Incorrect Authorization
T1190Exploit Public-Facing Application

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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