Read the docs
TI-2023-23157 Aliases CVE-2023-43252GHSA-42jw-237g-7j4r

XNSoft Nconvert 7.136 is vulnerable to Buffer Overflow via a crafted image file.

Priority HIGH 69CWE-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

XNSoft Nconvert 7.136 is vulnerable to Buffer Overflow via a crafted image file.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00538 45th percentileScored 2026-11-07
Public exploit Yes 2 exploit referencesTagged by NVD
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
Poc
Automatable
No
Technical impact
Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

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:xnview:nconvert:7.136:*:*:*:*:*:*:*7.136VulnerableXnView
  • cpe:2.3:a:xnview:nconvert:7.136:*:*:*:*:*:*:* Versions 7.136 Vulnerable ·XnView

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2023-43252
  2. 2026-10-03 Alias added: GHSA-42jw-237g-7j4r

References

Exploit 2

Advisory 1

Other 1

  • TI-2023-23156 XNSoft Nconvert 7.136 has an Exception Handler Chain Corrupted via a crafted image file. CVSS 3.1HIGH 7.8
  • TI-2024-15054 Buffer Overflow vulnerability in XNSoft NConvert 7.163 (for Windows x86) allows attackers… CVSS 3.1MEDIUM 6.5
  • TI-2026-23418 XnSoft NConvert 7.230 is vulnerable to Use-After-Free via a crafted .tiff file CVSS 3.1MEDIUM 6.2
  • TI-2026-23417 XnSoft NConvert 7.230 is vulnerable to Stack Buffer Overrun via a crafted .tiff file. CVSS 3.1MEDIUM 6.2
  • TI-2023-23155 XNSoft Nconvert 7.136 is vulnerable to Buffer Overflow. CVSS 3.1HIGH 7.8

Sources

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