CVE-2026-0498: SAP S/4HANA (Private Cloud and On-Premise) allows an attacker with admin privileges to exploit a vulnerability

This month

CRITICAL 9.1DOWNGRADE

CVE-2026-0498 is a critical-severity flaw (CVSS 9.1) affecting s\/4 hana. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

SAP S/4HANA (Private Cloud and On-Premise) allows an attacker with admin privileges to exploit a vulnerability in the function module exposed via RFC. This flaw enables the injection of arbitrary ABAP code/OS commands into the system, bypassing essential authorization checks. This vulnerability effectively functions as a backdoor, creating the risk of full system compromise, undermining the confidentiality, integrity and availability of the syste

Why this priority

Critical severity

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	9.1 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	High
User interaction	None
EPSS exploit chance	0.5% (top 59%)
CISA exploited list	No
Weakness	CWE-94
Published	2026-01-13
Last modified	2026-06-17

Publisher (CNA): SAP SE · Vendor: sap

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-01-13 02:15 UTCPublished CVE record published
2026-06-17 10:10 UTCUpdated Record last modified

sap s\/4 hana DOWNGRADE

Affected: 102 · 103 · 104 · 105 · 106 · 107 · 108 · 109

Fixed in: no fixed release known

Safe to downgrade to: a release before 102

1. Check installed version

apt-cache policy s4-hana || rpm -q s4-hana || s4-hana --version

2. No fixed release: DOWNGRADE to a release before 102 (Debian / Ubuntu)

apt-cache madison s4-hana sudo apt install s4-hana=<VERSION_BEFORE_102> sudo apt-mark hold s4-hana

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list s4-hana sudo dnf downgrade s4-hana-<VERSION_BEFORE_102> sudo dnf versionlock add s4-hana

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2026-0498?

s\/4 hana: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2026-0498 being exploited?

CVE-2026-0498 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2026-0498 affect?

CVE-2026-0498 affects s\/4 hana. Severity is critical (CVSS 9.1). SAP S/4HANA (Private Cloud and On-Premise) allows an attacker with admin privileges to exploit a vulnerability in the function module exposed via RFC. This flaw enables the injection of arbitrary ABAP code/OS commands into the system, bypas

How urgent is CVE-2026-0498?

Priority 42/100. Critical severity

Software pages

SAP vulnerabilities

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References

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