CVE-2026-12823
Browserbase Skills Autobrowse Trace Artifact default permission
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.
INFO
Published Date :
June 22, 2026, 12:16 a.m.
Last Modified :
July 3, 2026, 6:16 a.m.
Remotely Exploit :
No
Source :
[email protected]
Affected Products
The following products are affected by CVE-2026-12823
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS | 134c704f-9b21-4f2e-91b3-4a467353bcc0 | |||||
| CVSS 2.0 | LOW | [email protected] | ||||
| CVSS 3.1 | LOW | [email protected] | ||||
| CVSS 4.0 | LOW | [email protected] |
Solution
- Review and correct default permissions.
- Restrict access to sensitive files.
- Implement least privilege principles.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-12823.
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-12823 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-12823
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-12823 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-12823 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by [email protected]
Jul. 03, 2026
Action Type Old Value New Value Changed Affected [{'cpes': ['cpe:2.3:a:browserbase:browserbase:*:*:*:*:*:*:*:*'], 'vendor': 'n/a', 'modules': ['Autobrowse Trace Artifact Handler'], 'product': 'Browserbase', 'versions': [{'status': 'affected', 'version': '20260526'}]}] [{'cpes': ['cpe:2.3:a:browserbase:skills:*:*:*:*:*:*:*:*'], 'vendor': 'Browserbase', 'modules': ['Autobrowse Trace Artifact Handler'], 'product': 'Skills', 'versions': [{'status': 'affected', 'version': '20260526'}]}] Changed Description A security flaw has been discovered in Browserbase 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 vendor was contacted early about this disclosure but did not respond in any way. 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. -
CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Jun. 23, 2026
Action Type Old Value New Value Added SSVC {'id': 'CVE-2026-12823', 'role': 'CISA Coordinator', 'options': [{'exploitation': 'poc'}, {'automatable': 'no'}, {'technicalImpact': 'partial'}], 'version': '2.0.3', 'timestamp': '2026-06-23T14:02:23.565503Z'} -
New CVE Received by [email protected]
Jun. 22, 2026
Action Type Old Value New Value Added Affected [{'cpes': ['cpe:2.3:a:browserbase:browserbase:*:*:*:*:*:*:*:*'], 'vendor': 'n/a', 'modules': ['Autobrowse Trace Artifact Handler'], 'product': 'Browserbase', 'versions': [{'status': 'affected', 'version': '20260526'}]}] Added Description A security flaw has been discovered in Browserbase 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 vendor was contacted early about this disclosure but did not respond in any way. Added CVSS V4.0 AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X Added CVSS V3.1 AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N Added CVSS V2 (AV:L/AC:L/Au:S/C:P/I:N/A:N) Added CWE CWE-266 Added CWE CWE-276 Added Reference https://github.com/NARKHEDE-VAIBHAV/poc/blob/main/CVE-2026-12823%20-%20Browserbase%20Skills%20Autobrowse%20Trace%20Artifact%20Insecure%20File%20Permissions/Advisory.md Added Reference https://github.com/NARKHEDE-VAIBHAV/poc/blob/main/CVE-2026-12823%20-%20Browserbase%20Skills%20Autobrowse%20Trace%20Artifact%20Insecure%20File%20Permissions/poc.sh Added Reference https://vuldb.com/cve/CVE-2026-12823 Added Reference https://vuldb.com/submit/837600 Added Reference https://vuldb.com/vuln/372613 Added Reference https://vuldb.com/vuln/372613/cti