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CVE-2021-20481
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…
Medium5.4EPSS 0.64%
- Published
- Updated
- Reserved
- Assigned by
- ibm
Description
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.
Timeline
ID reserved
By ibm
- 10 months later
· 10 months later
Published
- 3 years later
· 3 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| ibmCNA (assigner) | 3.0 | Medium5.4 | 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 |
| NVDNVD · Modified | 3.1 | Medium6.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |
- EPSS (exploitation in 30 days)
- 0.64% · top 49% of all CVEs (7 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.4.
Weakness
- Cross-Site Scripting
- CWE-79 (opens in a new tab)All about CWE-79 and its CVEs
Affected products
- affected 2.2.0.0
- affected 6.0.1.0
- affected 6.0.0.0
- affected 5.2.6.5_3
- affected 6.0.0.6
- affected 6.0.3.4
- affected 6.1.0.0
- affected 6.1.0.1
References (2)
- https://www.ibm.com/support/pages/node/6496781 (opens in a new tab)x_refsource_CONFIRMx_transferred
- ibm-sterling-cve202120481-xss (197503) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2021-20481)Record last updated .