Medium severity6.5NVD Advisory· Published Jun 20, 2026· Updated Jun 24, 2026
CVE-2026-56304
CVE-2026-56304
Description
picklescan before 1.0.1 contains an unsafe pickle deserialization vulnerability allowing unauthenticated attackers to create arbitrary zero-byte files via logging.FileHandler class instantiation. Attackers can exploit this by crafting malicious pickle payloads to bypass RCE blocklists and create lock files or other filesystem artifacts, potentially causing denial of service or application disruption.
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Affected products
2cpe:2.3:a:mmaitre314:picklescan:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:a:mmaitre314:picklescan:*:*:*:*:*:*:*:*range: <1.0.1
- (no CPE)range: <1.0.1
Patches
Vulnerability mechanics
References
2- github.com/mmaitre314/picklescan/security/advisories/GHSA-m7j5-r2p5-c39rnvdExploitVendor Advisory
- www.vulncheck.com/advisories/picklescan-arbitrary-file-creation-via-logging-filehandler-deserializationnvdThird Party Advisory
News mentions
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