CVE-2021-44211
OX App Suite through 7.10.5 allows XSS via the class attribute of an element in an HTML e-mail...
OX App Suite through 7.10.5 allows XSS via the class attribute of an element in an HTML e-mail signature.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- Required
What an attacker can affect
- Confidentiality
- Low
- Integrity
- Low
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
OX App Suite through 7.10.5 allows XSS via the class attribute of an element in an HTML e-mail signature.
- Record
CVE-2021-44211- CVSS 3.1
- 5.4 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N - CVSS 2.0
- 3.5 Low
AV:N/AC:M/Au:S/C:N/I:P/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
CVE List No score
OX App Suite through 7.10.5 allows XSS via the class attribute of an element in an HTML e-mail signature.
- Record
CVE-2021-44211- Updated
- 2026-11-02
EUVDEUVD-2021-31061 No score
OX App Suite through 7.10.5 allows XSS via the class attribute of an element in an HTML e-mail signature.
- Record
EUVD-2021-31061- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-rjw4-5428-5q8p
OX App Suite through 7.10.5 allows XSS via the class attribute of an element in an HTML e-mail...
OX App Suite through 7.10.5 allows XSS via the class attribute of an element in an HTML e-mail signature.
- Record
GHSA-rjw4-5428-5q8p- CVSS 3.1
- 5.4 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
OSV
OX App Suite through 7.10.5 allows XSS via the class attribute of an element in an HTML e-mail signature.
- Record
CVE-2021-44211- CVSS 3.1
- 5.4 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N - Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-44211 is a medium vulnerability (CVSS 5.4) in Open-xchange Ox App Suite, published March 28, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.66%, the 52nd percentile. No source names a fixed version.