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  4. CVE 2026 108896 linksys e1700 setlinksysipv6 os command injection
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Back to active CVEs
Critical · CVSS 9.4CVE-2026-108896

Linksys E1700 setLinksysIpv6 os command injectionCVE-2026-108896

Answer in brief

CVE-2026-108896 records a Critical severity (CVSS 9.4) vulnerability in Linksys E1700 setLinksysIpv6 os command injection. The current sources do not mark it as known exploited. The current feed maps Linksys/E1700 (generic). Check affected ranges and fixed versions before updating.

Analysis pending evidence review

HOL Guard separates source facts from reviewed analysis. See the methodology.

Published Oct 12, 2026Updated Oct 12, 2026Source checked Oct 12, 2026First seen by HOL Oct 12, 2026Material review Oct 12, 2026
Upstream Advisory

Key facts

Risk
Critical · CVSS 9.4
Exploitation
Not marked as known exploited
Affected software
1 mapped package or product
Fix availability
Not reported

Why this deserves its current priority

CVSS is 9.4. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.

Analysis status

Analysis pending evidence review

Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.

Affected scope and exposure questions

The current feed maps Linksys/E1700 (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
PackageAffected rangeFixed version
Linksys/E1700generic1.0.0.4.003Not reported

Recommended response

  1. 1Check inventory. Check lockfiles and deployed manifests for Linksys/E1700.
  2. 2Review the reported fix. Monitor this advisory for an available fix and review any installs of the affected package.

Evidence timeline and material changes

  1. Published upstream

    Oct 12, 2026

    Evidence: source:cvelist:source_dates:source-dates:record

  2. Source modified

    Oct 12, 2026

    Evidence: source:cvelist:source_dates:source-dates:record

  3. First seen by HOL

    Oct 12, 2026

Sources and claim methodology

  • GitHub security advisorygithub.com
  • Source referencevuldb.com
  • Source referencevuldb.com
  • Source referencevuldb.com
  • Source referencevuldb.com
  • Source referencelinksys.com
Upstream source description

A vulnerability was found in Linksys E1700 1.0.0.4.003. This affects the function setLinksysIpv6 of the file /goform/setLinksysIpv6. The manipulation of the argument _6rd_prefix/_6rd_prefix_len results in os command injection. The attack can be launched remotely. The exploit has been made public and could be used. The vendor was contacted early about this disclosure but did not respond in any way.

Quoted source text, attributed separately from HOL analysis.

Related CVEs

  • Linksys E1700 setVlan stack-based overflowSame linksys/e1700 package
  • Linksys E1700 Static Route addStaticRoute os command injectionSame linksys/e1700 package
  • Linksys E1700 setDMZ os command injectionSame linksys/e1700 package
  • Command Injection in Ministry of Justice's UYAP Document EditorAlso CWE-78
  • Hex trusts its bundled CA certificates when cacerts_path is setSame generic ecosystem
  • CVE-2026-103521Same generic ecosystem

Record context

Vulnerability class
Command Injection
EPSS
Not reported
CWE IDs
CWE-78, CWE-77
Source
CVE List V5
Source checked
Oct 12, 2026
References
6 linked sources
Open source record