CVE-2021-44726
KNIME Server before 4.13.4 allows XSS via the old WebPortal login page.
KNIME Server before 4.13.4 allows XSS via the old WebPortal login page.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- High
- Integrity
- Low
- Availability
- Low
Exploit likelihood
What each source reports
CVE List Score used
KNIME Server before 4.13.4 allows XSS via the old WebPortal login page.
- Record
CVE-2021-44726- CVSS 3.1
- 8.8 High
CVSS:3.1/AC:L/AV:N/A:L/C:H/I:L/PR:N/S:C/UI:R - Updated
- 2026-11-02
EUVDEUVD-2021-31541
KNIME Server before 4.13.4 allows XSS via the old WebPortal login page.
- Record
EUVD-2021-31541- CVSS 3.1
- 8.8 High
CVSS:3.1/AC:L/AV:N/A:L/C:H/I:L/PR:N/S:C/UI:R - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-pxx7-h693-qm6h
KNIME Server before 4.13.4 allows XSS via the old WebPortal login page.
KNIME Server before 4.13.4 allows XSS via the old WebPortal login page.
- Record
GHSA-pxx7-h693-qm6h- CVSS 3.1
- 6.1 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
NVD
KNIME Server before 4.13.4 allows XSS via the old WebPortal login page.
- Record
CVE-2021-44726- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:L/A:L - CVSS 3.1
- 6.1 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - CVSS 2.0
- 4.3 Medium
AV:N/AC:M/Au:N/C:N/I:P/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-44726 is a high vulnerability (CVSS 8.8) in Knime Server, published December 8, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.76%, the 55th percentile. No source names a fixed version.