CERT24gcve-1-2026-20298 — MISP mispguard: Feed responses with 2xx status codes other than 200 bypass filtering rulesLoading data…
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gcve-1-2026-20298 — MISP mispguard: Feed responses with 2xx status codes other than 200 bypass filtering rules

According to the source, successful HTTP responses with status codes 201–299 other than 200 can bypass mispguard filtering rules before the content reaches the MISP instance. The source metadata is a draft and requires human validation before publication.

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gcve-1-2026-20298 — MISP mispguard: Feed responses with 2xx status codes other than 200 bypass filtering rules

According to the source, successful HTTP responses with status codes 201–299 other than 200 can bypass mispguard filtering rules before the content reaches the MISP instance. The source metadata is a draft and requires human validation before publication.