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CVE-2026-21837

HIGHCVSS 8.7/10EPSS 0.92%

Last modified

CVE-2026-21837 is a high-severity vulnerability rated 8.7/10 on the CVSS scale. HCL Digital Experience is affected by an OS command injection vulnerability in the Digital Asset Management API.  An attacker may execute arbitrary operating system commands, typically inheriting the privileges of the vulnerable application, which could possibly lead to a complete system takeover and data compromise.. EPSS estimates a 0.92% chance of exploitation in the next 30 days.

Description

HCL Digital Experience is affected by an OS command injection vulnerability in the Digital Asset Management API.  An attacker may execute arbitrary operating system commands, typically inheriting the privileges of the vulnerable application, which could possibly lead to a complete system takeover and data compromise.

Metrics

CVSS 3.1
8.8/10

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

CVSS 4.0
8.7/10

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

EPSS Probability
0.92%

55.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
HcltechDigital Experience9.5
HcltechDigital Experience Compose9.5

References

Timeline

Published
Last Modified
Status
Analyzed

Frequently Asked Questions

What is CVE-2026-21837?
HCL Digital Experience is affected by an OS command injection vulnerability in the Digital Asset Management API.  An attacker may execute arbitrary operating system commands, typically inheriting the privileges of the vulnerable application, which could possibly lead to a complete system takeover and data compromise.
How severe is CVE-2026-21837?
CVE-2026-21837 has a CVSS score of 8.7/10 (HIGH severity). The EPSS model estimates a 0.92% probability of exploitation in the next 30 days.
How do I fix CVE-2026-21837?
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-2026-21837?

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

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Source: NVD / NIST