CVE-2021-35498

Name: CVE-2021-35498
Creator: NVD / NIST
Published: 2021-10-13T17:15:07.407+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 1.27%

Last modified Jun 17, 2026

CVE-2021-35498 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. The TIBCO EBX Web Server component of TIBCO Software Inc.'s TIBCO EBX, TIBCO EBX, TIBCO EBX, and TIBCO Product and Service Catalog powered by TIBCO EBX contains a vulnerability that under certain specific conditions allows an attacker to enter a password other than the legitimate password and it will be accepted as valid. Affected releases are TIBCO Software Inc.'s TIBCO EBX: versions 5.8.123 and below, TIBCO EBX: versions 5.9.3, 5.9.4, 5.9.5, 5.9.6, 5.9.7, 5.9.8, 5.9.9, 5.9.10, 5.9.11, 5.9.12, 5.9.13, and 5.9.14, TIBCO EBX: versions 6.0.0 and 6.0.1, and TIBCO Product and Service Catalog powered by TIBCO EBX: version 1.0.0.. EPSS estimates a 1.27% chance of exploitation in the next 30 days.

Description

The TIBCO EBX Web Server component of TIBCO Software Inc.'s TIBCO EBX, TIBCO EBX, TIBCO EBX, and TIBCO Product and Service Catalog powered by TIBCO EBX contains a vulnerability that under certain specific conditions allows an attacker to enter a password other than the legitimate password and it will be accepted as valid. Affected releases are TIBCO Software Inc.'s TIBCO EBX: versions 5.8.123 and below, TIBCO EBX: versions 5.9.3, 5.9.4, 5.9.5, 5.9.6, 5.9.7, 5.9.8, 5.9.9, 5.9.10, 5.9.11, 5.9.12, 5.9.13, and 5.9.14, TIBCO EBX: versions 6.0.0 and 6.0.1, and TIBCO Product and Service Catalog powered by TIBCO EBX: version 1.0.0.

Metrics

CVSS 3.1

9.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

1.27%

66.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-521

Affected Software

Vendor	Product	Versions
Tibco	Ebx	< 5.8.124
Tibco	Ebx	>= 5.9.3, < 5.9.15
Tibco	Ebx	>= 6.0.0, < 6.0.2
Tibco	Product And Service Catalog Powered By Tibco Ebx	1.0.0

References

https://www.tibco.com/services/support/advisoriesVendor Advisory
https://www.tibco.com/support/advisories/2021/10/tibco-security-advisory-october-13-2021-tibco-ebx-2021-35498Vendor Advisory
https://www.tibco.com/services/support/advisoriesVendor Advisory
https://www.tibco.com/support/advisories/2021/10/tibco-security-advisory-october-13-2021-tibco-ebx-2021-35498Vendor Advisory

Timeline

Published: Oct 13, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-35498?

How severe is CVE-2021-35498?

CVE-2021-35498 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 1.27% probability of exploitation in the next 30 days.

How do I fix CVE-2021-35498?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-35498?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST