[NEW] [high] HCL BigFix Mobile: Multiple vulnerabilities

highCVE-2026-56618 CVE-2026-56619 CVE-2026-56620

An attacker can exploit multiple vulnerabilities in HCL BigFix Mobile to bypass security measures, to perform a Cross-Site Scripting attack, and to disclose information.

CSIRTS triage

vendor: HCL product: HCL BigFix Mobile Authentication bypass Cross-site scripting Information disclosure

What: Multiple vulnerabilities allow security bypass, cross-site scripting, and information disclosure.
Who is affected: HCL BigFix Mobile deployments.
Urgency: High severity; authentication bypass and xss impact warrant prompt patching.
Action: Apply available security patches for HCL BigFix Mobile.

AI-assisted analysis generated from the source advisory — verify against the original.

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Details

Source: CERT-Bund (BSI) Security Advisories (DE · national-cert · site)
Severity: high
Published: 2026-08-11
Exploitation: Not in CISA KEV at last sync
Language: Machine-translated to English — verify against the original

Original advisory: https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-2741

Exploitation outlook

EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.

Low exploitation riskCVE-2026-566190.13% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 3% of all EPSS-scored CVEs.
Low exploitation riskCVE-2026-566200.21% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 12% of all EPSS-scored CVEs.

Referenced CVEs

CVE	CSIRTS overview	External
CVE-2026-56618	coverage & exploitation status	NVD · CVE.org
CVE-2026-56619	coverage & exploitation status	NVD · CVE.org
CVE-2026-56620	coverage & exploitation status	NVD · CVE.org

Same CVEs, other sources

How other CERTs, PSIRTs and databases cover the vulnerabilities in this advisory.

Recent advisories for HCL BigFix Mobile

A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.

mediumCVE-2026-56619: HCL BigFix Mobile is vulnerable to Reflected Cross-Site Scripting (Reflected XSS) due to insuf…nvd · 2026-08-10
mediumCVE-2026-56620: HCL BigFix Mobile is vulnerable to information disclosure due to improper handling of exceptio…nvd · 2026-08-10