CVE-2026-33862 Cross-site scripting in Teamcenter V2312
Attackers can inject malicious code into Teamcenter pages, allowing execution in other users' browsers to potentially steal data or take over accounts.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2026-33862?
CVE-2026-33862 is a high-severity cross-site scripting vulnerability in Siemens Teamcenter V2312, published on 12 May 2026. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.
Official description
A vulnerability has been identified in Teamcenter V2312 (All versions < V2312.0014), Teamcenter V2406 (All versions < V2406.0012), Teamcenter V2412 (All versions < V2412.0009), Teamcenter V2506 (All versions < V2506.0005), Teamcenter V2512 (All versions). The affected application does not properly encode or filter user-supplied data. This could allow an attacker to inject malicious code that can be executed by other users when they visit the affected page.
Weakness: CWE-79
Which versions are affected by CVE-2026-33862?
It affects 1 product.
Products include Siemens Teamcenter.
How do I fix CVE-2026-33862?
No fix has been published for CVE-2026-33862 yet. Limit exposure of the affected software until one is available.
Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.
Is CVE-2026-33862 being exploited?
There is no known exploitation of CVE-2026-33862 in the wild and no public exploit code.
Other vulnerabilities in Siemens Teamcenter V2312
Sources
Also known as GHSA-4pjx-495c-f5cg.