CVE-2026-25142: SandboxJS Prototype Pollution -> Sandbox Escape -> RCE
nyariv · SandboxJS
Affected: nyariv SandboxJS · Exploitation: possible (1 to 10%)
Not in CyberSIXT coverage yet: no article names this CVE. This page shows the public record.
Higher than 68% of scored CVEs
DescriptionCVE.org
SandboxJS is a JavaScript sandboxing library. Prior to 0.8.27, SanboxJS does not properly restrict __lookupGetter__ which can be used to obtain prototypes, which can be used for escaping the sandbox / remote code execution. This vulnerability is fixed in 0.8.27.
Affected products1
From the CVE record. A product or version that is not listed is unknown, not unaffected.
- nyariv · SandboxJS< 0.8.27
On the Atlas
Every published CVE is on the CyberSIXT Atlas, grouped by weakness, vendor and month.
- Exploitation
- Possible (1 to 10%). EPSS between 1% and 10%.
- CISA KEV
- Not listed
- Public check
- No public nuclei template
- Vendor
- nyariv
- Published
- February 2026
CoverageNo articles yet
No CyberSIXT article names CVE-2026-25142 yet, so there is no coverage timeline, action brief or change log for it. Everything on this page comes from the public CVE record, CISA KEV, EPSS and the nuclei template index. Search the archive or see the CVEs in the news.