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CVE-2021-23271: tibco software inc. tibco ebx Cross-site Scripting

CVSS: 8.0v3.1HighModified
Published 02-02-2021Last modified 16-09-2024
Open JSON

Vulnerability summary

CVE-2021-23271 is a high (CVSS 8.0) Cross-site Scripting vulnerability in tibco software inc. tibco ebx. EPSS estimates a 0.92% chance of exploitation in the next 30 days, higher than 59.6% of scored vulnerabilities.

Overall risk
32/100
0100
Medium · default modelHow is this calculated?
CVSS score
8.0/10
010
High · v3.1 (CVE.org)
EPSS score
0.92%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 02-02-2021
    PublishedVulnerability first disclosed.
  2. 16-09-2024
    Last modifiedVulnerability information updated.

Description

The TIBCO EBX Web Server component of TIBCO Software Inc.'s TIBCO EBX contains a vulnerability that theoretically allows a low privileged attacker with network access to execute a Stored Cross Site Scripting (XSS) attack on the affected system. Affected releases are TIBCO Software Inc.'s TIBCO EBX: versions 5.9.12 and below.

CVSS metrics

3 scores · 2 sources · 2 versions

EPSS trend

Probability

0.92%

Chance of exploitation in the next 30 days

Percentile

60%

Versus all other CVEs

30-day change

0.00 pp

From 0.92% on 19-09-2026

19-09-202619-10-2026
EPSS score
0.92%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Tibco1 product
Tibco software inc.1 product

2 vendors · 2 products

References

2 links