What’s Vulnerable › Vulnerabilities

CVE-2021-21949

• Severity: high (CVSS 8.8 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: yes
• Published: 2022-04-14 · updated 2026-06-17
• Weakness: CWE-129

Description

An improper array index validation vulnerability exists in the JPEG-JFIF Scan header parser functionality of Accusoft ImageGear 19.10. A specially-crafted file can lead to an out-of-bounds write and potential code exectuion. An attacker can provide a malicious file to trigger this vulnerability.

Affected products

• Accusoft ImageGear: 19.10

References

• https://talosintelligence.com/vulnerability_reports/TALOS-2021-1377
• https://talosintelligence.com/vulnerability_reports/TALOS-2021-1377

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