CVE-2021-42535
VISAM VBASE Editor Cross Site Scripting
VISAM VBASE version 11.6.0.6 does not neutralize or incorrectly neutralizes user-controllable input before the data is placed in output used as a public-facing webpage.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- High
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- High
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
VISAM VBASE Editor Cross Site Scripting
VISAM VBASE version 11.6.0.6 does not neutralize or incorrectly neutralizes user-controllable input before the data is placed in output used as a public-facing webpage.
- Record
CVE-2021-42535- CVSS 3.1
- 5.3 Medium
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
EUVDEUVD-2021-29504
VISAM VBASE version 11.6.0.6 does not neutralize or incorrectly neutralizes user-controllable input before the data is placed in output used as a public-facing webpage.
- Record
EUVD-2021-29504- CVSS 3.1
- 5.3 Medium
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-8vjc-vph9-rg4j
VISAM VBASE version 11.6.0.6 does not neutralize or incorrectly neutralizes user-controllable...
VISAM VBASE version 11.6.0.6 does not neutralize or incorrectly neutralizes user-controllable input before the data is placed in output used as a public-facing webpage.
- Record
GHSA-8vjc-vph9-rg4j- 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
VISAM VBASE version 11.6.0.6 does not neutralize or incorrectly neutralizes user-controllable input before the data is placed in output used as a public-facing webpage.
- Record
CVE-2021-42535- CVSS 3.1
- 5.3 Medium
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N - 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
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-42535 is a medium vulnerability (CVSS 5.3) in Visam Vbase Pro-rt/ Server-rt (web Remote), published July 27, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.48%, the 42nd percentile. No source names a fixed version.