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CVE-2021-43052

24
FAUCET Score

CVE-2021-43052 is an authentication bypass vulnerability in the Realm Server component of TIBCO FTL (Community, Developer, and Enterprise Editions versions 6.7.2 and below). This flaw stems from a hardcoded secret, allowing unauthenticated attackers to bypass security measures. Rated 7.5 HIGH on CVSS, it is easily exploitable over the network with no user interaction, potentially leading to high confidentiality impact. Currently, there is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
<= 6.7.2CPE matchmatch criteria
cpe:2.3:a:tibco:ftl:*:*:*:*:community:*:*:*
<= 6.7.2CPE matchmatch criteria
cpe:2.3:a:tibco:ftl:*:*:*:*:developer:*:*:*
<= 6.7.2CPE matchmatch criteria
cpe:2.3:a:tibco:ftl:*:*:*:*:enterprise:*:*:*

CVSS Data

CVSS version used by this source: 3.1

9.3CRITICAL

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
HIGH
Integrity Impact
LOW
Availability Impact
NONE
Exploitability Score
3.9
Impact Score
4.7
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.85%
Probability of exploitation in next 30 days
EPSS Percentile
54.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0085 is in the 29th percentile among its peer group of 51,506 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

tibco.com / services/support/advisories
Vendor Advisory
tibco.com / support/advisories/2022/01/tibco-security-advisory-january-11-2022-tibco-ftl-2021-43052
Vendor Advisory