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  4. CVE 2026 109141 krill users restricted to one ca can make any
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Back to active CVEs
High · CVSS 8.4CVE-2026-109141

Krill users restricted to one CA can make any other CA delegate its prefixes and publish ROAs for them via bulk importCVE-2026-109141

Answer in brief

CVE-2026-109141 records a High severity (CVSS 8.4) vulnerability in Krill users restricted to one CA can make any other CA delegate its prefixes and publish ROAs for them via bulk import. The current sources do not mark it as known exploited. Affected software not mapped in the current feed; confirm the named product and version against your inventory.

Analysis pending evidence review

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

Published Nov 2, 2026Updated Nov 2, 2026Source checked Nov 2, 2026First seen by HOL Nov 2, 2026Material review Nov 2, 2026
Upstream Advisory

Key facts

Risk
High · CVSS 8.4
Exploitation
Not marked as known exploited
Affected software
Not mapped
Fix availability
Not reported

Why this deserves its current priority

CVSS is 8.4. 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

Affected software not mapped in the current feed; confirm the named product and version against your inventory.

Recommended response

  1. 1Confirm exposure. Identify whether the named product or interface exists in your inventory, then review the linked upstream references for affected versions and vendor guidance.

Evidence timeline and material changes

  1. Published upstream

    Nov 2, 2026

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

  2. Source modified

    Nov 2, 2026

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

  3. First seen by HOL

    Nov 2, 2026

Sources and claim methodology

  • Source referencenlnetlabs.nl
Upstream source description

The vulnerability gives a role that is restricted to a list of CAs (cas = [...]) its full permission set for every request that is not tied to a CA, including the bulk import endpoint POST /api/v1/bulk/cas/import. It adds a new child CA under any existing CA, gives the child any of that CA's resources, and creates the ROAs given in the request

Quoted source text, attributed separately from HOL analysis.

Related CVEs

  • Krill treats a "local parent" as already-authenticated, letting a CA operator act as any child of any CA on the same serverAlso CWE-639

Record context

Vulnerability class
Vulnerability
EPSS
Not reported
CWE IDs
CWE-639
Source
CVE List V5
Source checked
Nov 2, 2026
References
1 linked source
Open source record