CVE-2024-25625Public exploitNetwork attack vector

Phishing via unvalidated invitation-link Host header

Published Feb 19, 2024 · Updated Aug 14, 2024

Host header injection in Pimcore Admin UI Classic Bundle before 1.3.4 allows remote authenticated users to send attacker-domain invitations. The UserController invitationLinkAction builds an absolute loginUrl from the unvalidated HTTP Host header and emails it to the selected account. Administrative access to the invitation endpoint and recipient interaction are required, enabling phishing through a trusted invitation email.

CVSS severity8.1
High
EPSS probability0.68%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Host header injection in Pimcore Admin UI Classic Bundle before 1.3.4 allows remote authenticated users to send attacker-domain invitations. The UserController invitationLinkAction builds an absolute loginUrl from the unvalidated HTTP Host header and emails it to the selected account. Administrative access to the invitation endpoint and recipient interaction are required, enabling phishing through a trusted invitation email.

The record

CVE
CVE-2024-25625
Published
Feb 19, 2024
Updated
Aug 14, 2024
Vendor
Pimcore
Product
Admin UI Classic Bundle
Classifications
CWE-74, T1566.002
Attack vector
network
Privileges
admin

Timeline

How it unfolded

  1. Feb 19, 2024CVE publishedPublication date reported by the CVE source.
  2. Aug 14, 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=1.0.0 <1.3.4
  2. Affected versionversion=< 1.3.4

What conditions does exploitation require?

Attack vectornetwork
Required privilegesadmin

What is affected?

Pimcore · Admin UI Classic Bundleversion=1.0.0 <1.3.4; version=< 1.3.4

Published CVSS scores

8.1GitHub, Inc.CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:H/I:H/A:N
9.3NIST NVDCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/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 9, 2026Sep 15, 2026
Latest reporting daySep 15, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesadmin
Known exploitationUnconfirmed
Public exploitPublished

Weakness, pattern, technique

CWE-74Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')
T1566.002Phishing: Spearphishing Link

Public exploit references

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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