What is CVE-2022-35434?

CVE-2022-35434 is a medium-severity vulnerability in Jpeg Quant Smooth Project, classified under Incorrect Comparison. CVSS score: 5.5/10. Published 2022-08-16.

How severe is CVE-2022-35434?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Is CVE-2022-35434 known to be exploited?

2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Vulnerability in Jpeg Quant Smooth Project

CVE-2022-35434

jpeg-quantsmooth before commit 8879454 contained a floating point exception (FPE) via /jpeg-quantsmooth/jpegqs+0x4f5d6c.

Published 2022-08-16 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.005 (38.1th percentile), scored 2026-10-05.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 38th percentile — 38.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000

Affected products

Jpeg Quant Smooth Project

Weakness classification (CWE)

CWE-697 — Incorrect Comparison

Public proof-of-concept exploits

References

github.com/ilyakurdyukov/jpeg-quantsmooth/issues/25 (Exploit, Third Party Advisory, Issue Tracking)

Frequently asked questions

What is CVE-2022-35434?: CVE-2022-35434 is a medium-severity vulnerability in Jpeg Quant Smooth Project, classified under Incorrect Comparison. CVSS score: 5.5/10. Published 2022-08-16.
How severe is CVE-2022-35434?: Medium severity. CVSS v3 base score is 5.5 out of 10.
Is CVE-2022-35434 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.