CVE-2026-33862
Stored XSS in Teamcenter web pages enables code execution in other users' browsers.
Is CVE-2026-33862 being exploited?
Not confirmed. CVE-2026-33862 does not appear in CISA's Known Exploited Vulnerabilities catalog, which records only exploitation that has been observed and reported publicly. That is evidence of absence of a report, not evidence the flaw is unattacked. EPSS currently estimates a 0.19% probability of exploitation in the next 30 days.
How severe is CVE-2026-33862?
CVE-2026-33862 is rated High with a CVSS score of 8.5. Severity describes how bad exploitation would be, not how likely it is: pair it with exploitation evidence before deciding what to patch first.
Is there a patch for CVE-2026-33862?
Yes. A fix has been recorded for CVE-2026-33862. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-33862 affect?
CVE-2026-33862 affects Siemens Teamcenter V2312 (< v2312.0014), Siemens Teamcenter V2406 (< v2406.0012), Siemens Teamcenter V2412 (< v2412.0009), Siemens Teamcenter V2506 (< v2506.0005), and 1 further product or version. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-33862?
Apply patches; ensure input encoding; deploy web input validation/filters.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Stored XSS via unencoded input on Teamcenter pages; attackers can run scripts in other users' sessions, potentially stealing cookies or data.
Patch when possible
- affected< V2312.0014
- affected< V2406.0012
- affected< V2412.0009
- affected< V2506.0005
As published in the CVE Program record. A version outside these ranges is not a statement that it is unaffected — vendors sometimes understate a range, and distribution-backported builds carry upstream numbers that do not reflect what was patched into them.