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CVE-2026-33020

🗓️ 14 Apr 2026 21:53:00Reported by GitHub_MType 
cve
 cve
🔗 web.nvd.nist.gov👁 11 Views

CVE-2026-33020 Libsixel overflow in write_png_to_file causes heap overflow for palettised images; fixed in 1.8.7-r1.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-33020
14 Apr 202621:53
attackerkb
Circl
CVE-2026-33020
14 Apr 202623:22
circl
CNNVD
libsixel 输入验证错误漏洞
14 Apr 202600:00
cnnvd
Cvelist
CVE-2026-33020 libsixel: Integer Overflow in write_png_to_file() leads to Heap-based Buffer Overflow
14 Apr 202621:53
cvelist
Debian CVE
CVE-2026-33020
14 Apr 202621:53
debiancve
EUVD
EUVD-2026-22744
14 Apr 202621:53
euvd
NVD
CVE-2026-33020
14 Apr 202622:16
nvd
OSV
DEBIAN-CVE-2026-33020
14 Apr 202622:16
osv
OSV
UBUNTU-CVE-2026-33020
14 Apr 202622:16
osv
Positive Technologies
PT-2026-32927
14 Apr 202600:00
ptsecurity
Rows per page
NVD
Vulners
Node
saitohalibsixelRange<1.8.7-r1
[
  {
    "vendor": "saitoha",
    "product": "libsixel",
    "versions": [
      {
        "version": "< 1.8.7-r1",
        "status": "affected"
      }
    ]
  }
]

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17 Jun 2026 10:36Current
6.3Medium risk
Vulners AI Score6.3
CVSS 3.17.1
EPSS0.00205
SSVC
11