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THREAT OPS › Threat News › [NVD] CVE-2026-4111 (HIGH 7.5) — A flaw was identified in the RAR5 archive decompression logic of the libarchive library, specifically within the archive_read_data() processing path. When a specially crafted RAR5 archive is processed, the decompression routine may enter a state where internal logic prevents forw

[NVD] CVE-2026-4111 (HIGH 7.5) — A flaw was identified in the RAR5 archive decompression logic of the libarchive library, specifically within the archive_read_data() processing path. When a specially crafted RAR5 archive is processed, the decompression routine may enter a state where internal logic prevents forw

lownvdPublished 2026-03-13

CVE-2026-4111 CVSS: 7.5 HIGH Published: 2026-03-13T19:55:13.917

A flaw was identified in the RAR5 archive decompression logic of the libarchive library, specifically within the archive_read_data() processing path. When a specially crafted RAR5 archive is processed, the decompression routine may enter a state where internal logic prevents forward progress. This condition results in an infinite loo

Indicators of compromise

CVE-2026-4111cve

Original source: https://nvd.nist.gov/vuln/detail/CVE-2026-4111