CVE-2026-21753

MEDIUM
Published Aug 25, 2026 Modified Aug 28, 2026 CWE-1104

Description

HCL Hive is affected by weak software supply chain governance, which could lead to the inclusion of vulnerable, unmaintained, or malicious third-party dependencies within the application environment.

Is your site exposed to CVE-2026-21753?

Run a free security scan — no signup, results in seconds.

CVSS v3.1 Score

4.2
MEDIUM
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N

EPSS — Exploit Prediction

0.0014
Probability of exploitation
0.04%
Percentile rank

EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.

Weakness Type (CWE)

CWE-1104 CWE-1104

References

Frequently Asked Questions

What is CVE-2026-21753? +
HCL Hive is affected by weak software supply chain governance, which could lead to the inclusion of vulnerable, unmaintained, or malicious third-party dependencies within the application environment. It has a CVSS v3.1 base score of 4.2 (MEDIUM).
How severe is CVE-2026-21753? +
CVE-2026-21753 has a CVSS v3.1 score of 4.2 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance. The EPSS score is 0.0014, placing it in the 0th percentile for exploitation probability.
How do I check if I'm vulnerable to CVE-2026-21753? +
You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

Related Vulnerabilities

CVE-2026-12554

Potential security vulnerabilities have been identified in HP Easy Start for macOS, versions prior to 2.16.7.260722. These potential vulnerabilities may …
CVE-2026-16634 9.8

TOML::XS versions before 0.06 for Perl bundle an unsupported and vulnerable version of tomlc99. The tomlc99 library is no longer …
CVE-2026-3031 9.8

Image::EPEG versions through 0.15 for Perl embeds an unsupported version of the Epeg library. Image::EPEG includes Epeg 0.9.0 that was …
CVE-2025-12104 9.8

Outdated and Vulnerable UI Dependencies might potentially lead to exploitation.This issue affects BLU-IC2: through 1.19.5; BLU-IC4: through 1.19.5.
CVE-2025-34193 9.8

Vasion Print (formerly PrinterLogic) Virtual Appliance Host versions prior to 25.1.102 and Application versions prior to 25.1.1413 include Windows client …
CVE-2025-34192 9.8

Vasion Print (formerly PrinterLogic) Virtual Appliance Host versions prior to 22.0.893 and Application versions prior to 20.0.2140 (macOS/Linux client deployments) …

Don't wait for an exploit

Scan your website for vulnerabilities like CVE-2026-21753 — free, no signup required.