Irfanview 4.62 JPEG 2000 File memory corruption

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.8$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in Irfanview 4.62. Affected by this vulnerability is an unknown functionality of the component JPEG 2000 File Handler. The manipulation leads to memory corruption. This vulnerability is traded as CVE-2023-26974. It is possible to initiate the attack remotely. There is no exploit available.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Irfanview 4.62 (Image Processing Software). This issue affects an unknown functionality of the component JPEG 2000 File Handler. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Irfanview v4.62 allows a user-mode write access violation via a crafted JPEG 2000 file starting at JPEG2000+0x0000000000001bf0.

The weakness was shared 04/04/2023. It is possible to read the advisory at github.com. The identification of this vulnerability is CVE-2023-26974 since 02/27/2023. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 11/13/2025).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2023-30764). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.9
VulDB Meta Temp Score: 5.8

VulDB Base Score: 6.3
VulDB Temp Score: 6.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.5
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

02/27/2023 🔍
04/04/2023 +35 days 🔍
04/04/2023 +0 days 🔍
11/13/2025 +954 days 🔍

Sourcesinfo

Product: irfanview.com

Advisory: github.com
Status: Not defined

CVE: CVE-2023-26974 (🔍)
GCVE (CVE): GCVE-0-2023-26974
GCVE (VulDB): GCVE-100-224939
EUVD: 🔍

Entryinfo

Created: 04/04/2023 18:46
Updated: 11/13/2025 10:04
Changes: 04/04/2023 18:46 (38), 02/13/2025 18:09 (26), 11/13/2025 10:04 (1)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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