PT-2026-24181 · Undefined · Undefined

Published 2026-03-09 · Updated 2026-03-18 · CVE-2026-0866

Positive Technologies · (AI Summary)

CVSS v2.0

7.5

High

AV:N/AC:L/Au:N/C:P/I:P/A:P

Name of the Vulnerable Software and Affected Versions (affected versions not specified)

Description Attackers are utilizing a technique involving malformed ZIP metadata, referred to as 'shadow archives', to circumvent antivirus (AV) and Endpoint Detection and Response (EDR) systems. This method allows malware to remain hidden while still being executable. The technique involves manipulating ZIP headers to bypass security measures.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Weakness Enumeration

CWE-436

Related Identifiers

BDU:2026-03110

CVE-2026-0866

Affected Products

Undefined

References · 26

• https://bdu.fstec.ru/vul/2026-03110 · Security Note
• https://github.com/Bombadil-Systems/zombie-zip/blob/main/README.md · Note
• https://twitter.com/threatcluster/status/2031467987991998478 · Twitter Post
• https://twitter.com/autumn_good_35/status/2031387448002097215 · Twitter Post
• https://kb.cert.org/vuls/id/976247 · Note
• https://twitter.com/CrowdCyber_Com/status/2031438092507197805 · Twitter Post
• https://twitter.com/ThreatSynop/status/2031432703346672113 · Twitter Post
• https://anti-malware.ru/news/2026-03-11-111332/49309 · Note
• https://twitter.com/Karma_X_Inc/status/2031294078869008418 · Twitter Post
• https://twitter.com/decalage2/status/2032141974220755248 · Twitter Post
• https://twitter.com/the_yellow_fall/status/2031194076322615717 · Twitter Post
• https://twitter.com/PoseidonTPA/status/2031672063732453803 · Twitter Post
• https://twitter.com/the_yellow_fall/status/2031997360495059309 · Twitter Post
• https://twitter.com/gudinimalware/status/2033803107465855432 · Twitter Post
• https://twitter.com/clawrunsthis/status/2032423558505468297 · Twitter Post