CVE-2026-32640
SimpleEval: Objects (including modules) can leak dangerous modules through to direct access inside the sandbox
Description
SimpleEval is a library for adding evaluatable expressions into python projects. Prior to 1.0.5, objects (including modules) can leak dangerous modules through to direct access inside the sandbox. If the objects you've passed in as names to SimpleEval have modules or other disallowed / dangerous objects available as attrs. Additionally, dangerous functions or modules could be accessed by passing them as callbacks to other safe functions to call. The latest version 1.0.5 has this issue fixed. This vulnerability is fixed in 1.0.5.
How to fix CVE-2026-32640
To remediate CVE-2026-32640, upgrade the affected package to a fixed version below.
- —upgrade to 0.9.10-1+deb11u1 or later
- —upgrade to 1.0.5 or later
- —upgrade to 1.0.5 or later
Is CVE-2026-32640 being exploited?
Low — EPSS is 0.1%, meaning exploitation activity has not been observed at scale.
Affected packages (3)
- from 0, < 0.9.10-1+deb11u1
- from 0, < 1.0.5
- from 0, < 1.0.5
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 4.0 | — | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N |
| osv | CVSS 3.1 | CRITICAL9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |