CVE-2020-23707

6.5 mediumEPSS 1.1%

Medium (6.5) in ok-file-formats project ok-file-formats. EPSS 1.1% chance of exploitation in the next 30 days.

A heap-based buffer overflow vulnerability in the function ok_jpg_decode_block_progressive() at ok_jpg.c:1054 of ok-file-formats through 2020-06-26 allows attackers to cause a Denial of Service (DOS) via a crafted jpeg file.

Severity

CVSS 3.1

6.5 medium

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

EPSS: 1.1% chance of exploitation in the next 30 days; higher than 65% of CVEs (scores of 2026-10-31)
CWE: CWE-787
Published: 2021-07-15
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

ok-file-formats_project:ok-file-formats

References

https://cwe.mitre.org/data/definitions/122.html
https://github.com/brackeen/ok-file-formats/issues/8
https://cwe.mitre.org/data/definitions/122.html
https://github.com/brackeen/ok-file-formats/issues/8

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