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TI-2022-09619 Aliases CVE-2022-26181GHSA-w6mh-p599-cxh4

Dropbox Lepton v1.2.1-185-g2a08b77 was discovered to contain a heap-buffer-overflow in…

Priority LOW 36CWE-787Published · Updated

Key facts

Attack vector
Local
Privileges required
None
User interaction
Required
Attack complexity
Low
Impact type
Code execution
Confidentiality · integrity · availability
High · High · High
Fix status
No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-787 and the CVSS impact.

Summary

Dropbox Lepton v1.2.1-185-g2a08b77 was discovered to contain a heap-buffer-overflow in the function aligned_dealloc():src/lepton/bitops.cc:108.

Why it matters now

EPSS 0.00882 59th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
  • — Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:dropbox:lepton:1.2.1:*:*:*:*:*:*:*1.2.1Vulnerabledropbox
  • cpe:2.3:a:dropbox:lepton:1.2.1:*:*:*:*:*:*:* Versions 1.2.1 Vulnerable ·dropbox

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2022-26181
  2. 2026-10-03 Alias added: GHSA-w6mh-p599-cxh4

References

Exploit 1

Advisory 1

Other 1

  • TI-2018-14790 io/ZlibCompression.cc in the decompression component in Dropbox Lepton 1.2.1 allows… CVSS 3.0HIGH 7.8
  • TI-2018-14791 read_ujpg in jpgcoder.cc in Dropbox Lepton 1.2.1 allows attackers to cause a… CVSS 3.0MEDIUM 5.5
  • TI-2018-08684 An issue was discovered in Dropbox Lepton 1.2.1. CVSS 3.0MEDIUM 5.5
  • TI-2017-06388 Dropbox Lepton 1.2.1 allows DoS (SEGV and application crash) via a malformed lepton file… CVSS 3.0MEDIUM 5.5
  • TI-2017-05099 The allocate_channel_framebuffer function in uncompressed_components.hh in Dropbox Lepton… CVSS 3.0MEDIUM 5.5

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences