SAP Human Capital Management for S4HANA up to SAP_HRRXX 600 Message response discrepancy

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.3$0-$5k1.89-

Summaryinfo

A vulnerability marked as problematic has been reported in SAP Human Capital Management for S4HANA up to SAP_HRRXX 600. This affects an unknown part of the component Message Handler. Performing a manipulation results in response discrepancy. This vulnerability is cataloged as CVE-2026-34264. It is possible to initiate the attack remotely. There is no exploit available. It is suggested to install a patch to address this issue.

Detailsinfo

A vulnerability, which was classified as problematic, was found in SAP Human Capital Management for S4HANA up to SAP_HRRXX 600. This affects an unknown code of the component Message Handler. The manipulation with an unknown input leads to a response discrepancy vulnerability. CWE is classifying the issue as CWE-204. The product provides different responses to incoming requests in a way that reveals internal state information to an unauthorized actor outside of the intended control sphere. This is going to have an impact on confidentiality. The summary by CVE is:

During authorization checks in SAP Human Capital Management for SAP S/4HANA, the system returns specific messages. Due to this, an authenticated user with low privileges could guess and enumerate the content shown, beyond their authorized scope. This leads to disclosure of sensitive information causing a high impact on confidentiality, while integrity and availability are unaffected.

The advisory is shared at me.sap.com. This vulnerability is uniquely identified as CVE-2026-34264 since 03/26/2026. The exploitability is told to be easy. It is possible to initiate the attack remotely. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 04/14/2026). MITRE ATT&CK project uses the attack technique T1592 for this issue.

Applying a patch is able to eliminate this problem.

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 5.3

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 6.5
CNA Vector (sap): 🔒

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Response discrepancy
CWE: CWE-204 / CWE-203 / CWE-200
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔒

Timelineinfo

03/26/2026 CVE reserved
04/14/2026 +18 days Advisory disclosed
04/14/2026 +0 days VulDB entry created
04/14/2026 +0 days VulDB entry last update

Sourcesinfo

Vendor: sap.com

Advisory: me.sap.com
Status: Confirmed

CVE: CVE-2026-34264 (🔒)
GCVE (CVE): GCVE-0-2026-34264
GCVE (VulDB): GCVE-100-357249
scip Labs: https://www.scip.ch/en/?labs.20150716

Entryinfo

Created: 04/14/2026 07:48
Changes: 04/14/2026 07:48 (62)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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