# CVE-2026-12823: Browserbase Skills Autobrowse Trace Artifact default permission

> CVE-2026-12823: Browserbase Skills Autobrowse Trace Artifact default permission. CVSS 3.3 (CVSS 3.1).

Canonical: https://rewindex.com/cve/CVE-2026-12823
Last updated: 2026-07-03T06:16:21Z

- Published: 2026-06-21 23:45 UTC · Updated: 2026-07-03 06:16 UTC · Assigner: VulDB
- CVSS: 3.3 (CVSS 3.1) · Severity: Low · Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:P/RL:X/RC:R
- EPSS: 0.16%, 5th percentile (scored 2026-10-25)
- CISA KEV: no
- CWE: CWE-266, CWE-276

## Description

A security flaw has been discovered in Browserbase Skills up to 20260526. This impacts an unknown function of the component Autobrowse Trace Artifact Handler. The manipulation results in incorrect default permissions. The attack requires a local approach. The exploit has been released to the public and may be used for attacks. The first version of the CVE listed Browserbase itself as affected product. This was incorrect as this issue does affect browserbase/skills instead. The vendor was contacted early about this disclosure.

## Affected vendors and products

- Browserbase: Skills

## Tracked companies

- [Browserbase](https://rewindex.com/company/browserbase.md)

## References

- [CVE record on cve.org](https://www.cve.org/CVERecord?id=CVE-2026-12823)
- [NVD entry](https://nvd.nist.gov/vuln/detail/CVE-2026-12823)
- [https://github.com/NARKHEDE-VAIBHAV/poc/blob/main/CVE-2026-12823%20-%20Browserbase%20Skills%20Autobrowse%20Trace%20Artifact%20Insecure%20File%20Permissions/Advisory.md](https://github.com/NARKHEDE-VAIBHAV/poc/blob/main/CVE-2026-12823%20-%20Browserbase%20Skills%20Autobrowse%20Trace%20Artifact%20Insecure%20File%20Permissions/Advisory.md)
- [https://github.com/NARKHEDE-VAIBHAV/poc/blob/main/CVE-2026-12823%20-%20Browserbase%20Skills%20Autobrowse%20Trace%20Artifact%20Insecure%20File%20Permissions/poc.sh](https://github.com/NARKHEDE-VAIBHAV/poc/blob/main/CVE-2026-12823%20-%20Browserbase%20Skills%20Autobrowse%20Trace%20Artifact%20Insecure%20File%20Permissions/poc.sh)
- [https://vuldb.com/cve/CVE-2026-12823](https://vuldb.com/cve/CVE-2026-12823)
- [https://vuldb.com/submit/837600](https://vuldb.com/submit/837600)
- [https://vuldb.com/vuln/372613](https://vuldb.com/vuln/372613)
- [https://vuldb.com/vuln/372613/cti](https://vuldb.com/vuln/372613/cti)

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_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/)_


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Canonical: https://rewindex.com/cve/CVE-2026-12823 · Markdown: https://rewindex.com/cve/CVE-2026-12823.md · JSON: https://rewindex.com/api/v1/cves/CVE-2026-12823 · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-10-26T02:15:41.761Z