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TI-2020-14050 Aliases CVE-2020-21426GHSA-cwpj-jqfc-p782

Buffer Overflow vulnerability in function C_IStream::read in PluginEXR.cpp in FreeImage…

Priority HIGH 69CWE-120Published · 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-120 and the CVSS impact.

Summary

Buffer Overflow vulnerability in function C_IStream::read in PluginEXR.cpp in FreeImage 3.18.0 allows remote attackers to run arbitrary code and cause other impacts via crafted image file.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00494 42nd percentileScored 2026-11-07
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:freeimage_project:freeimage:3.18.0:*:*:*:*:*:*:*3.18.0VulnerableFreeimage Project
  • cpe:2.3:a:freeimage_project:freeimage:3.18.0:*:*:*:*:*:*:* Versions 3.18.0 Vulnerable ·Freeimage Project

Remediation

No fixed version listed by the sources yet.

Vendor assessments

Red Hat

Red Hat's page for this CVE →

Not affected: 1 product
  • Red Hat

Timeline

  1. 2026-10-02 Threatist record created from CVE-2020-21426
  2. 2026-10-03 Alias added: GHSA-cwpj-jqfc-p782

References

Advisory 3

  • TI-2025-43177 FreeImage 3.18.0 contains a Use After Free in PluginTARGA.cpp;loadRLE(). CVSS 3.1CRITICAL 9.8
  • TI-2023-25989 An integer overflow vulnerability in LoadPixelDataRLE4 function in PluginBMP.cpp in… CVSS 3.1HIGH 8.8
  • TI-2023-25987 An integer overflow vulnerability in FreeImageIO.cpp::_MemoryReadProc in FreeImage 3.18.0… CVSS 3.1HIGH 8.8
  • TI-2021-17380 A heap overflow bug exists FreeImage before 1.18.0 via ofLoad function in PluginJPEG.cpp. CVSS 3.1HIGH 8.8
  • TI-2021-17378 A heap overflow vulnerability in FreeImage 1.18.0 via the ofLoad function in PluginTIFF.cpp. CVSS 3.1HIGH 8.8
  • TI-2020-14868 Buffer Overflow vulnerability in PSDParser.cpp::ReadImageLine() in FreeImage 3.19.0… CVSS 3.1HIGH 8.8
See all 52 →

Sources

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