CVE-2026-0514: Due to a Cross-Site Scripting (XSS) vulnerability in SAP Business Connector, an unauthenticated attacker could

Routine

MEDIUM 6.1DOWNGRADE

CVE-2026-0514 is a medium-severity flaw (CVSS 6.1) affecting business connector. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Due to a Cross-Site Scripting (XSS) vulnerability in SAP Business Connector, an unauthenticated attacker could craft a malicious link. When an unsuspecting user clicks this link, the user may be redirected to a site controlled by the attacker. Successful exploitation could allow the attacker to access or modify information related to the webclient, impacting confidentiality and integrity, with no effect on availability.

Why this priority

No elevated risk signals yet

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

Risk facts

CVSS score	6.1 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.2% (top 89%)
CISA exploited list	No
Weakness	CWE-79
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 business connector DOWNGRADE

Affected: 4.8

Fixed in: no fixed release known

Safe to downgrade to: a release before 4.8

1. Check installed version

apt-cache policy business-connector || rpm -q business-connector || business-connector --version

2. No fixed release: DOWNGRADE to a release before 4.8 (Debian / Ubuntu)

apt-cache madison business-connector sudo apt install business-connector=<VERSION_BEFORE_4.8> sudo apt-mark hold business-connector

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

dnf --showduplicates list business-connector sudo dnf downgrade business-connector-<VERSION_BEFORE_4.8> sudo dnf versionlock add business-connector

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-2026-0514?

business connector: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2026-0514 being exploited?

CVE-2026-0514 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-2026-0514 affect?

CVE-2026-0514 affects business connector. Severity is medium (CVSS 6.1). Due to a Cross-Site Scripting (XSS) vulnerability in SAP Business Connector, an unauthenticated attacker could craft a malicious link. When an unsuspecting user clicks this link, the user may be redirected to a site controlled by the attack

How urgent is CVE-2026-0514?

Priority 24/100. No elevated risk signals yet.

Software pages

SAP vulnerabilities

References

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