MISP Guard, a proxy that enforces security policies on MISP feed data, contained an incomplete validation check for required taxonomy tags. When a feed event or its attributes carried tags belonging to a required taxonomy (for example, TLP), the guard only verified that at least...
Product
misp-guard vulnerabilities
3 published CVES affecting misp-guard, from public sources (CVE.org, NVD, CISA KEV, FIRST EPSS, OSV).
- Total
- 3
- Critical
- 0
- High
- 2
- Medium
- 1
- Low
- 0
- Unscored
- 0
- CISA KEV
- 0
Latest misp-guard CVEs
Newest publication first
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MediumCVSS 6.1 EPSS 0.30%
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CVE-2026-116469 MISP Guard Case-Sensitive Policy Bypass Allows Unauthorized Feed Data Forwarding
PublishedHighCVSS 7.1 EPSS 0.37%MISP Guard, a proxy-based security filter for MISP feed distribution, contains a case-sensitivity flaw in multiple policy enforcement checks. The functions check_required_taxonomy_exists, check_required_taxonomy_tags_allowed, check_blocked_attribute_categories, and check_blocked_...
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HighCVSS 7.7 EPSS 0.36%
MISP mispguard is a security filtering proxy that inspects and blocks MISP feed responses based on configured rules. The process_feed_response method in src/mispguard.py was responsible for evaluating feed responses before they reached the MISP instance. The original logic only e...
Sources: CVE.org, NVD, CISA KEV, FIRST EPSS, OSV and public exploit-reference metadata. Product matching comes from the published CVE records. A proof-of-concept means public code exists; it is not evidence of exploitation.