CVE-2021-35499TIBCO Nimbus Stored Cross-site Scripting (XSS) vulnerabilities
- 8.0HighCVSS base score
- 0.60%Exploitation in 30 daysEPSS · top 51% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
The Web Reporting component of TIBCO Software Inc.'s TIBCO Nimbus contains easily exploitable Stored Cross Site Scripting (XSS) vulnerabilities that allow a low privileged attacker to social engineer a legitimate user with network access to execute scripts targeting the affected system or the victim's local system. A successful attack using this vulnerability requires human interaction from a person other than the attacker. Affected releases are TIBCO Software Inc.'s TIBCO Nimbus: versions 10.4.0 and below.
Timeline
ID reserved
By tibco
- 4 months later
· 4 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 |
|---|---|---|---|
| tibcoCNA (assigner) | 3.1 | High8.0 | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H |
| NVDNVD · Modified | 3.1 | Medium5.4 | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N |
- EPSS (exploitation in 30 days)
- 0.60% · top 51% of all CVEs (12 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 8.0.
Affected products
TIBCO Software Inc. · TIBCO Nimbus
- affected unspecified – ≤ 10.4.0
What to do
Solution: TIBCO has released updated versions of the affected components which address these issues. TIBCO Nimbus versions 10.4.0 and below update to version 10.4.1 or later
References
References2
- https://www.tibco.com/services/support/advisories (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://www.tibco.com/support/advisories/2021/10/tibco-security-advisory-october-26-2021-tibco-nimbus-2021-35499 (opens in a new tab)x_refsource_CONFIRMx_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)
- EUVD EUVD-2021-22140 (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://cveledger.app/cve/CVE-2021-35499)Record last updated .