# Nice Linear eMerge E3-Series OS Command Injection · pwn.watch

> Nice Linear eMerge E3-Series contains an OS command injection vulnerability that allows an attacker to conduct remote code execution. Added to the CISA KEV catalog on 2024-03-25. CVE-2019-7256 was assigned before 2024; the KEV listing came in 2024.

Page: https://pwn.watch/i/nice-linear-emerge-e3-series-cve-2019-7256 · generated 2026-10-22T22:00:08.805Z

## Status
- Severity: critical · status: closed · patch: patched
- Product: Nice Linear eMerge E3-Series
- Started: 2024-03-25 · closed: 2024-03-25
- CVEs: CVE-2019-7256
- Affected: See vendor advisory (versions are not listed in the KEV record)
- Fixed in: See vendor advisory linked in sources

## Follow this incident
- RSS (one item per update): https://pwn.watch/i/nice-linear-emerge-e3-series-cve-2019-7256/feed.xml
- JSON Feed: https://pwn.watch/i/nice-linear-emerge-e3-series-cve-2019-7256/feed.json
- Full data (timeline, sources, posts, agentBrief): https://pwn.watch/i/nice-linear-emerge-e3-series-cve-2019-7256.json
- This file: https://pwn.watch/i/nice-linear-emerge-e3-series-cve-2019-7256/llms.txt

## Updates (newest first)
- 2024-03-25: CISA added CVE-2019-7256 to the KEV catalog (federal deadline 2024-04-15) (https://www.cisa.gov/known-exploited-vulnerabilities-catalog)

## Fix brief
# Security brief: Nice Linear eMerge E3-Series OS Command Injection

Source: https://pwn.watch/i/nice-linear-emerge-e3-series-cve-2019-7256 · status: closed (closed Mar 25, 2024) · severity: critical · updated Mar 25, 2024

## Patch status
**PATCHED: fixed releases exist. Upgrade to a fixed version.**

## What it is
Nice Linear eMerge E3-Series contains an OS command injection vulnerability that allows an attacker to conduct remote code execution. Added to the CISA KEV catalog on 2024-03-25. CVE-2019-7256 was assigned before 2024; the KEV listing came in 2024.

Severity detail: CVSS 9.8 (v3.1, CISA-ADP), actively exploited (CISA KEV)

- Product: Nice Linear eMerge E3-Series
- CVE / advisory ids: CVE-2019-7256

## Affected versions
- See vendor advisory (versions are not listed in the KEV record)

## Check whether you're affected
No generic command applies (the product is a hosted service, appliance or desktop app). Check the installed version in its admin UI / About screen and compare with the versions above.

## Fix
Upgrade to one of these fixed versions (or later on the same branch):
- See vendor advisory linked in sources

After upgrading, re-run the checks above and redeploy/restart the affected services.

## Latest updates
- Mar 25, 2024: CISA added CVE-2019-7256 to the KEV catalog (federal deadline 2024-04-15)

## Advisories
- [Nice advisory: CVE-2019-7256](https://linear-solutions.com/wp-content/uploads/E3-Bulletin-06-27-2023.pdf,) (Nice)
- [Nice advisory: CVE-2019-7256](https://www.cisa.gov/news-events/ics-advisories/icsa-24-065-01) (Nice)
- [NVD: CVE-2019-7256](https://nvd.nist.gov/vuln/detail/CVE-2019-7256) (NVD)
- [CISA Known Exploited Vulnerabilities Catalog](https://www.cisa.gov/known-exploited-vulnerabilities-catalog) (CISA)

## Caveats
Derived from the CISA KEV JSON feed (catalogVersion 2026.10.21); CVSS from the CVE record (cveawg.mitre.org). startedAt is the CVE publication date when it fell in 2024 before the KEV listing, else the KEV dateAdded; exploitation may have begun earlier. closedAt is the KEV listing date (a fix or mitigation was available then unless noted).

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Machine-readable: https://pwn.watch/i/nice-linear-emerge-e3-series-cve-2019-7256.json · all incidents: https://pwn.watch/incidents.json. Verify against the vendor advisory before changing production systems.