CVE-2024-21734Network attack vector

Authenticated phishing via open redirect

Published Jan 9, 2024 · Updated Nov 14, 2024

Open redirect in SAP Marketing Contacts App 160 allows remote authenticated users to send users to a malicious page through a crafted link. SAP has not disclosed the affected request parameter or the validation error that permits an untrusted redirect destination. A low-privileged account and user interaction are required; the reported consequence is a convincing phishing flow, not service interruption.

CVSS severity3.7
Low
EPSS probability0.24%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Open redirect in SAP Marketing Contacts App 160 allows remote authenticated users to send users to a malicious page through a crafted link. SAP has not disclosed the affected request parameter or the validation error that permits an untrusted redirect destination. A low-privileged account and user interaction are required; the reported consequence is a convincing phishing flow, not service interruption.

The record

CVE
CVE-2024-21734
Published
Jan 9, 2024
Updated
Nov 14, 2024
Vendor
SAP SE
Product
SAP Marketing Contacts App
Classifications
CWE-601, T1204.001
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Jan 9, 2024CVE publishedPublication date reported by the CVE source.
  2. Nov 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=160

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

SAP SE · SAP Marketing Contacts Appversion=160

Published CVSS scores

5.4NIST NVDCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
3.7SAP SECVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:L/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-601URL Redirection to Untrusted Site ('Open Redirect')
T1204.001User Execution: Malicious Link

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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