CVE-2026-34258 Content Spoofing vulnerability in SAPUI5 (Search UI)
An unauthenticated attacker can manipulate URL parameters to spoof content, misleading users into accessing malicious pages via the SAPUI5 Search UI.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2026-34258?
CVE-2026-34258 is a medium-severity vulnerability in SAP_SE SAPUI5 (Search UI), published on 12 May 2026. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
SAPUI5 (Search UI) allows an unauthenticated attacker to manipulate specific URL parameters on the Search UI to include malicious content. Successful exploitation may mislead victim users into clicking and accessing attacker-controlled pages rendered by the application. This vulnerability has a low impact on confidentiality with no effect on the integrity and availability of the application.
Weakness: CWE-451
Which versions are affected by CVE-2026-34258?
How do I fix CVE-2026-34258?
No fix has been published for CVE-2026-34258 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-34258 being exploited?
There is no known exploitation of CVE-2026-34258 in the wild and no public exploit code.
Sources
Also known as GHSA-jv4p-cjwp-g497.