CVE•Published 2026-06-05•Modified 2026-06-05•0 articles on news•5 live references•NVD data
CVE-2026-21826
Vulnerability data via NVD (ingested)
CVSS v3.1
6.1
MEDIUM
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
EPSS percentile
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Weaknesses (CWE)
Description
HCL Digital Experience and HCL Digital Experience Compose could be susceptible to Host header injection. An attacker can manipulate the Host header and cause the application to behave in unexpected ways.
Timeline
Published 2026-06-05
Modified 2026-06-05
External references
Search for exposed instances
Shodan + Censys queries derived from NVD's CPE data. The vuln tag catches assets Shodan has explicitly linked to this CVE; the product / banner fingerprints find exposed instances even when the vuln tag was never applied (which is common).
More intel sources (5)
Shodan report
vuln:CVE-2026-21826Country / ASN / product breakdown for the vuln query.
Censys
vulnerabilities.cve_id: CVE-2026-21826Censys host search filtered to this CVE id.
grep.app
CVE-2026-21826Public source-code mentions — fast PoC discovery.
GitHub code
CVE-2026-21826GitHub code search for direct mentions.
Google dork
"CVE-2026-21826" exploit -site:nvd.nist.govWrite-ups and news, NVD excluded.
Known PoCs on GitHub
No public proof-of-concept repositories found for CVE-2026-21826 on GitHub.
We haven't classified any articles referencing CVE-2026-21826 yet. The external references above still apply.