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Fencer Vulns
medium 6.1

CVE-2021-33710 json

A vulnerability has been identified in Teamcenter Active Workspace V4 (All versions < V4.3.9), Teamcenter Active Workspace V5.0 (All versio…

published 2021-07-13 5 y ago modified 2026-06-17 4 mo ago also EUVD-2021-20387

cvss
6.1
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.6%
EPSS 0.6% chance of exploitation in 30 days, percentile 48%
public exploits
0
none known

Summary

A vulnerability has been identified in Teamcenter Active Workspace V4 (All versions < V4.3.9), Teamcenter Active Workspace V5.0 (All versions < V5.0.7), Teamcenter Active Workspace V5.1 (All versions < V5.1.4). A reflected cross-site scripting (XSS) vulnerability exists in the web interface of the affected devices that could allow an attacker to execute malicious JavaScript code by tricking users into accessing a malicious link.

Patch / fix

  • siemens teamcenter_active_workspace 4.3.9, 5.0.7, 5.1.4

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

cisa ICSA-21-194-11 updated cvss 6.1

Siemens Teamcenter Active Workspace

  • Siemens Teamcenter Active Workspace V4 <V4.3.9
    affected: fixed in V4.3.9, mitigation
  • Siemens Teamcenter Active Workspace V5.0 <V5.0.7
    affected: fixed in V5.0.7, mitigation
  • Siemens Teamcenter Active Workspace V5.1 <V5.1.4
    affected: fixed in V5.1.4, mitigation

Facts from CISA's republication of the vendor's own advisory (CSAF); the linked advisory is the authoritative source. CISA notification · csaf

Exploit prediction

0.58% chance of exploitation in the next 30 days, higher than 48% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 3.1 6.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
NVD 2.0 4.3 AV:N/AC:M/Au:N/C:N/I:P/A:N

Affected products

  • Siemens Teamcenter Active Workspace V4
  • Siemens Teamcenter Active Workspace V5.0
  • Siemens Teamcenter Active Workspace V5.1

Classification

Weakness
  • CWE-79 Improper Neutralization of Input During Web Page Generation

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.