CVE-2026-44753 Information Disclosure vulnerability in SAP HANA Extended Application Services classic model (User Self Service)
Unauthenticated attackers can enumerate valid user accounts and email addresses in SAP HANA XSA User Self Service via crafted requests.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-44753?
CVE-2026-44753 is a low-severity vulnerability in SAP_SE SAP HANA Extended Application Services classic model (User Self Service), published on 14 Jul 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
SAP HANA Database (user self service tools) allows an unauthenticated user to send specially crafted requests that produce distinguishable responses, enabling enumeration of valid user accounts and email addresses. Successful exploitation could allow the attacker to enumerate valid user accounts, resulting in low impact on confidentiality, with no impact on integrity and availability of the application.
Weakness: CWE-204
Which versions are affected by CVE-2026-44753?
How do I fix CVE-2026-44753?
No fix has been published for CVE-2026-44753 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-44753 being exploited?
There is no known exploitation of CVE-2026-44753 in the wild and no public exploit code.
Sources
Also known as GHSA-q32w-qvcr-5jr4.