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CVE-2026-39853: Stack-based Buffer Overflow

🗓️ 09 Apr 2026 00:00:00Reported by Rapid7Type 
rapid7
 rapid7
🔗 www.rapid7.com

Stack buffer overflow in osslsigncode before 2.12 via oversized digest in PKCS#7.

Related
Refs
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-39853
9 Apr 202615:50
–attackerkb
circl
Circl
CVE-2026-39853
9 Apr 202617:23
–circl
cnnvd
CNNVD
osslsigncode 缓冲区错误漏洞
9 Apr 202600:00
–cnnvd
cve
CVE
CVE-2026-39853
9 Apr 202615:50
–cve
cvelist
Cvelist
CVE-2026-39853 osslsigncode has a Stack Buffer Overflow via Unbounded Digest Copy During Signature Verification
9 Apr 202615:50
–cvelist
debiancve
Debian CVE
CVE-2026-39853
9 Apr 202615:50
–debiancve
euvd
EUVD
EUVD-2026-20942
9 Apr 202615:50
–euvd
nvd
NVD
CVE-2026-39853
9 Apr 202616:16
–nvd
osv
OSV
DEBIAN-CVE-2026-39853
9 Apr 202616:16
–osv
osv
OSV
UBUNTU-CVE-2026-39853
9 Apr 202616:16
–osv
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17 Apr 2026 00:00Current
6.1Medium risk
Vulners AI Score6.1
CVSS 3.17.8
EPSS0.00232
SSVC
0