CVE-2021-40265

A heap overflow bug exists FreeImage before 1.18.0 via ofLoad function in PluginJPEG.cpp.

8.8 High

CVE-2021-40265 is a high vulnerability (CVSS 8.8) in Freeimage Project Freeimage, published August 22, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.89%, the 59th percentile. No source names a fixed version.

What does this mean?

Severity: 8.8 HighCVSS 3.1, NVD
Exploit chance: 0.89%EPSS, 59th percentile
Exploitation: None knownNot on CISA’s or ENISA’s lists
Fixed in: No fix listedNo source names one

Description

A heap overflow bug exists FreeImage before 1.18.0 via ofLoad function in PluginJPEG.cpp.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: Required

What an attacker can affect

Confidentiality: High
Integrity: High
Availability: High

Exploit likelihood

0.89%Up 0.8 points since Aug 25, 2023

Affected products

freeimage project freeimage

Affected packages

Affected packages
Package	Affected	Fixed
`freeimage` Debian:12	All versions, plus listed versions 3.18.0+ds2-103.18.0+ds2-113.18.0+ds2-93.18.0+ds2-9+deb12u13.18.0+ds2-9.14.2.1+ds-1~exp14.2.1+ds-1~exp24.2.1+ds-1~exp3	None known
`freeimage` Debian:13	All versions, plus listed versions 3.18.0+ds2-114.2.1+ds-1~exp14.2.1+ds-1~exp24.2.1+ds-1~exp3	None known
`freeimage` Ubuntu:Pro:14.04:LTS	All versions, plus listed versions 3.15.1-2build13.15.1-2build23.15.4-23.15.4-33.15.4-3ubuntu0.13.15.4-3ubuntu0.1+esm13.15.4-3ubuntu0.1+esm23.15.4-3ubuntu0.1+esm3	None known
`freeimage` Ubuntu:Pro:16.04:LTS	All versions, plus listed versions 3.15.4-4.1build13.15.4-63.17.0+ds1-1.13.17.0+ds1-23.17.0+ds1-2ubuntu0.13.17.0+ds1-2ubuntu0.1+esm1	None known
`freeimage` Ubuntu:Pro:18.04:LTS	All versions, plus listed versions 3.17.0+ds1-5build23.17.0+ds1-5+deb9u1build0.18.04.13.17.0+ds1-5+deb9u1ubuntu0.1~esm1	None known
`freeimage` Ubuntu:20.04:LTS	All versions, plus listed versions 3.18.0+ds2-1ubuntu13.18.0+ds2-1ubuntu23.18.0+ds2-1ubuntu33.18.0+ds2-1ubuntu3.1	None known
`freeimage` Ubuntu:22.04:LTS	All versions, plus listed versions 3.18.0+ds2-6ubuntu33.18.0+ds2-6ubuntu43.18.0+ds2-6ubuntu53.18.0+ds2-6ubuntu5.1	None known
`freeimage` Ubuntu:24.04:LTS	All versions, plus listed versions 3.18.0+ds2-9.13.18.0+ds2-103.18.0+ds2-10build23.18.0+ds2-10build33.18.0+ds2-10build4	None known
`freeimage` Ubuntu:25.10	All versions, plus listed versions 3.18.0+ds2-11	None known
`freeimage` Ubuntu:26.10	All versions, plus listed versions 3.18.0+ds2-11build13.18.0+ds2-11build23.18.0+ds2-11build3	None known
`freeimage` Ubuntu:26.04:LTS	All versions, plus listed versions 3.18.0+ds2-113.18.0+ds2-11build1	None known

What each source reports

NVD Score used8.8

A heap overflow bug exists FreeImage before 1.18.0 via ofLoad function in PluginJPEG.cpp.

Record: CVE-2021-40265
CVSS 3.1: 8.8 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness: CWE-787
Updated: 2026-11-02

CVE ListNo score

A heap overflow bug exists FreeImage before 1.18.0 via ofLoad function in PluginJPEG.cpp.

Record: CVE-2021-40265
Updated: 2026-11-02

EUVDEUVD-2021-27449No score

A heap overflow bug exists FreeImage before 1.18.0 via ofLoad function in PluginJPEG.cpp.

Record: EUVD-2021-27449
Updated: 2026-11-03

GitHub AdvisoriesGHSA-mm42-fjc9-m5fq8.8

A heap overflow bug exists FreeImage before 1.18.0 via ofLoad function in PluginJPEG.cpp.

A heap overflow bug exists FreeImage before 1.18.0 via ofLoad function in PluginJPEG.cpp.

Record: GHSA-mm42-fjc9-m5fq
CVSS 3.1: 8.8 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness: CWE-787
Updated: 2026-11-02

OSV8.8

A heap overflow bug exists FreeImage before 1.18.0 via ofLoad function in PluginJPEG.cpp.

Record: CVE-2021-40265
CVSS 3.1: 8.8 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated: 2026-11-02

OSVDEBIAN-CVE-2021-402658.8

A heap overflow bug exists FreeImage before 1.18.0 via ofLoad function in PluginJPEG.cpp.

Record: DEBIAN-CVE-2021-40265
CVSS 3.1: 8.8 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated: 2026-11-02

OSVUBUNTU-CVE-2021-402658.8

A heap overflow bug exists FreeImage before 1.18.0 via ofLoad function in PluginJPEG.cpp.

Record: UBUNTU-CVE-2021-40265
CVSS 3.1: 8.8 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated: 2026-11-02

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

Description

Attack profile

How easy it is to exploit

What an attacker can affect

Exploit likelihood

Affected products

Affected packages

What each source reports

History

References