What’s Vulnerable › Vulnerabilities

CVE-2020-23565

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.1% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-11-05 · updated 2026-06-17

Description

Irfanview v4.53 allows attackers to execute arbitrary code via a crafted JPEG 2000 file. Related to a "Data from Faulting Address controls Branch Selection starting at JPEG2000!ShowPlugInSaveOptions_W+0x0000000000032850".

Affected products

• IrfanView: 4.53

References

• https://github.com/KamasuOri/publicResearch/tree/master/poc/irfanview/3
• https://github.com/KamasuOri/publicResearch/tree/master/poc/irfanview/3

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