# CVE-2026-108747: Lightdash through 2.556.0 Authorization Bypass via Personal Access Token Deletion

> CVE-2026-108747: Lightdash through 2.556.0 Authorization Bypass via Personal Access Token Deletion. CVSS 4.2 (CVSS 3.1).

Canonical: https://rewindex.com/cve/CVE-2026-108747
Last updated: 2026-10-13T17:17:19Z

- Published: 2026-10-11 12:19 UTC · Updated: 2026-10-13 17:17 UTC · Assigner: VulnCheck
- CVSS: 4.2 (CVSS 3.1) · Severity: Medium · Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:L
- EPSS: 0.21%, 11th percentile (scored 2026-10-25)
- CISA KEV: no
- CWE: CWE-639

## Description

Lightdash through 2.556.0 contains an authorization bypass vulnerability that allows authenticated organization members to delete other users' personal access tokens by supplying their UUID. Attackers can send DELETE requests to the personal-access-tokens route with a victim's token UUID, even across organizations, to revoke it and break API integrations.

## Affected vendors and products

- Lightdash: lightdash

## Tracked companies

- [Lightdash](https://rewindex.com/company/lightdash.md)

## References

- [CVE record on cve.org](https://www.cve.org/CVERecord?id=CVE-2026-108747)
- [NVD entry](https://nvd.nist.gov/vuln/detail/CVE-2026-108747)
- [https://github.com/lightdash/lightdash](https://github.com/lightdash/lightdash)
- [https://github.com/lightdash/lightdash/blob/c890f0b982efb51f1f8d1535d4e334447cec2ed7/packages/backend/src/models/DashboardModel/PersonalAccessTokenModel.ts\#L157-L162](https://github.com/lightdash/lightdash/blob/c890f0b982efb51f1f8d1535d4e334447cec2ed7/packages/backend/src/models/DashboardModel/PersonalAccessTokenModel.ts#L157-L162)
- [https://github.com/lightdash/lightdash/blob/c890f0b982efb51f1f8d1535d4e334447cec2ed7/packages/backend/src/services/PersonalAccessTokenService.ts\#L107-L134](https://github.com/lightdash/lightdash/blob/c890f0b982efb51f1f8d1535d4e334447cec2ed7/packages/backend/src/services/PersonalAccessTokenService.ts#L107-L134)
- [https://hackmd.io/@haind03/lightdash-pat-delete-ownership-bypass-20261011](https://hackmd.io/@haind03/lightdash-pat-delete-ownership-bypass-20261011)
- [https://www.vulncheck.com/advisories/lightdash-through-2.556.0-authorization-bypass-via-personal-access-token-deletion](https://www.vulncheck.com/advisories/lightdash-through-2.556.0-authorization-bypass-via-personal-access-token-deletion)

---

_Sources: CVE records from the CVE Program (cve.org). CVE® is a registered trademark of The MITRE Corporation. (https://www.cve.org/) This product uses data from the NVD API but is not endorsed or certified by the NVD. (https://nvd.nist.gov/) Known Exploited Vulnerabilities catalog from CISA. (https://www.cisa.gov/known-exploited-vulnerabilities-catalog) EPSS scores from FIRST (Exploit Prediction Scoring System). (https://www.first.org/epss/)_


---
Canonical: https://rewindex.com/cve/CVE-2026-108747 · Markdown: https://rewindex.com/cve/CVE-2026-108747.md · JSON: https://rewindex.com/api/v1/cves/CVE-2026-108747 · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-10-26T05:11:13.907Z