CVE-2021-20481
IBM Sterling File Gateway 2.2.0.0 through 6.1.1.0 is vulnerable to cross-site scripting. This...
IBM Sterling File Gateway 2.2.0.0 through 6.1.1.0 is vulnerable to cross-site scripting. This vulnerability allows users to embed arbitrary JavaScript code in the Web UI thus altering the intended functionality potentially leading to credentials disclosure within a trusted session. IBM X-Force ID: 197503.
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
CVE List Score used
IBM Sterling File Gateway 2.2.0.0 through 6.1.1.0 is vulnerable to cross-site scripting. This vulnerability allows users to embed arbitrary JavaScript code in the Web UI thus altering the intended functionality potentially leading to credentials disclosure within a trusted session. IBM X-Force ID: 197503.
- Record
CVE-2021-20481- CVSS 3.0
- 5.4 Medium
CVSS:3.0/AV:N/I:L/PR:L/AC:L/C:L/S:C/UI:R/A:N/RC:C/E:H/RL:O - Updated
- 2026-11-02
EUVDEUVD-2021-7899
IBM Sterling File Gateway 2.2.0.0 through 6.1.1.0 is vulnerable to cross-site scripting. This vulnerability allows users to embed arbitrary JavaScript code in the Web UI thus altering the intended functionality potentially leading to credentials disclosure within a trusted session. IBM X-Force ID: 197503.
- Record
EUVD-2021-7899- CVSS 3.0
- 5.4 Medium
CVSS:3.0/AV:N/I:L/PR:L/AC:L/C:L/S:C/UI:R/A:N/RC:C/E:H/RL:O - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-7x36-c8q3-j2wv No score
IBM Sterling File Gateway 2.2.0.0 through 6.1.1.0 is vulnerable to cross-site scripting. This...
IBM Sterling File Gateway 2.2.0.0 through 6.1.1.0 is vulnerable to cross-site scripting. This vulnerability allows users to embed arbitrary JavaScript code in the Web UI thus altering the intended functionality potentially leading to credentials disclosure within a trusted session. IBM X-Force ID: 197503.
- Record
GHSA-7x36-c8q3-j2wv- Weakness
- CWE-79
- Updated
- 2026-11-02
NVD
IBM Sterling File Gateway 2.2.0.0 through 6.1.1.0 is vulnerable to cross-site scripting. This vulnerability allows users to embed arbitrary JavaScript code in the Web UI thus altering the intended functionality potentially leading to credentials disclosure within a trusted session. IBM X-Force ID: 197503.
- Record
CVE-2021-20481- 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 3.0
- 5.4 Medium
CVSS:3.0/AV:N/AC:L/PR:L/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, published | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-20481 is a medium vulnerability (CVSS 5.4) in Ibm Sterling File Gateway, published October 7, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.64%, the 50th percentile. No source names a fixed version.