8.5

CVE-2026-64200: measx dasylab Out-of-bounds Read

CVSS: 8.5v4.0HighAnalyzed
Published 03-09-2026Last modified 04-09-2026
Open JSON

Vulnerability summary

CVE-2026-64200 is a high (CVSS 8.5) Out-of-bounds Read vulnerability in measx dasylab. EPSS estimates a 0.16% chance of exploitation in the next 30 days, higher than 4.5% of scored vulnerabilities.

Overall risk
34/100
0100
Medium · default modelHow is this calculated?
CVSS score
8.5/10
010
High · v4.0 (CVE.org)
EPSS score
0.16%
0%100%
Low · +0.04 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 03-09-2026
    PublishedVulnerability first disclosed.
  2. 04-09-2026
    Last modifiedVulnerability information updated.

Description

There is an out-of-bounds read vulnerability in DASYLab due to improper validation of user-supplied data.   This results in a read a past the end of an allocated heap buffer during string conversion.  Successful exploitation requires an attacker to get a user to open a specially crafted .DSB file.  This issue affects all versions before 2026.0.0.

CVSS metrics

4 scores · 2 sources · 2 versions

EPSS trend

Probability

0.16%

Chance of exploitation in the next 30 days

Percentile

5%

Versus all other CVEs

30-day change

+0.04 pp

From 0.12% on 21-09-2026

21-09-202621-10-2026
EPSS score
0.16%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Measx1 product
Ni1 product
  • dasylab< 2026.0 | 2026.0 | 2026.0:build_32

2 vendors · 2 products

References

1 links