A weakness has been identified in kortix-ai suna up to 0.8.38. Affected by this issue is the function router.replace/router.push of the file apps/frontend/src/app/auth/page.tsx of the component Auth Endpoint. Executing a manipulation of the argument returnURL can lead to cross site scripting. The attack may be launched remotely. The exploit has been made available to the public and could be used for attacks. Upgrading to version 0.8.39 can resolve this issue. This patch is called f5dec7aa0c1b8fa0125938f292c0f2430ca75f6c. It is advisable to upgrade the affected component. The researcher explains: "The issue was fixed in v0.8.39 without notifying the wider user base via a security disclosure."

Attack Vector Network

Attack Complexity Low

Privileges Required None

Attack Requirements None

User Interaction Passive

Vulnerable System Confidentiality Impact None

Vulnerable System Integrity Impact Low

Vulnerable System Availability Impact None

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact Low

Availability Impact None

User Interaction Required

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact Low

Availability Impact None

User Interaction Required

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact None

Integrity Impact Partial

Availability Impact None

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
kortix-ai suna affected
Version Status Constraints
0.8.0 affected —
0.8.1 affected —
0.8.2 affected —
0.8.3 affected —
0.8.4 affected —
0.8.5 affected —
0.8.6 affected —
0.8.7 affected —
0.8.8 affected —
0.8.9 affected —
0.8.10 affected —
0.8.11 affected —
0.8.12 affected —
0.8.13 affected —
0.8.14 affected —
0.8.15 affected —
0.8.16 affected —
0.8.17 affected —
0.8.18 affected —
0.8.19 affected —
0.8.20 affected —
0.8.21 affected —
0.8.22 affected —
0.8.23 affected —
0.8.24 affected —
0.8.25 affected —
0.8.26 affected —
0.8.27 affected —
0.8.28 affected —
0.8.29 affected —
0.8.30 affected —
0.8.31 affected —
0.8.32 affected —
0.8.33 affected —
0.8.34 affected —
0.8.35 affected —
0.8.36 affected —
0.8.37 affected —
0.8.38 affected —
0.8.39 unaffected —

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Project Subscriptions

Vendors Products
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Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://gist.github.com/TrebledJ/fe7241910ac0aaeff86243fc88e9ffed cve-icon
https://github.com/kortix-ai/suna/ cve-icon
https://github.com/kortix-ai/suna/commit/f5dec7aa0c1b8fa0125938f292c0f2430ca75f6c cve-icon
https://github.com/kortix-ai/suna/releases/tag/v0.8.39 cve-icon
https://vuldb.com/cve/CVE-2026-12811 cve-icon
https://vuldb.com/submit/837175 cve-icon
https://vuldb.com/vuln/372605 cve-icon
https://vuldb.com/vuln/372605/cti cve-icon
History

Sun, 21 Jun 2026 22:30:00 +0000

Type Values Removed Values Added
Description A weakness has been identified in kortix-ai suna up to 0.8.38. Affected by this issue is the function router.replace/router.push of the file apps/frontend/src/app/auth/page.tsx of the component Auth Endpoint. Executing a manipulation of the argument returnURL can lead to cross site scripting. The attack may be launched remotely. The exploit has been made available to the public and could be used for attacks. Upgrading to version 0.8.39 can resolve this issue. This patch is called f5dec7aa0c1b8fa0125938f292c0f2430ca75f6c. It is advisable to upgrade the affected component. The researcher explains: "The issue was fixed in v0.8.39 without notifying the wider user base via a security disclosure."
Title kortix-ai suna Auth Endpoint page.tsx router.push cross site scripting
First Time appeared Kortix-ai
Kortix-ai suna
Weaknesses CWE-79
CWE-94
CPEs cpe:2.3:a:kortix-ai:suna:*:*:*:*:*:*:*:*
Vendors & Products Kortix-ai
Kortix-ai suna
References
Metrics cvssV2_0

{'score': 5, 'vector': 'AV:N/AC:L/Au:N/C:N/I:P/A:N/E:POC/RL:OF/RC:C'}

cvssV3_0

{'score': 4.3, 'vector': 'CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N/E:P/RL:O/RC:C'}

cvssV3_1

{'score': 4.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N/E:P/RL:O/RC:C'}

cvssV4_0

{'score': 5.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulDB

Published:

Updated: 2026-06-21T22:00:10.903Z

Reserved: 2026-06-21T04:34:58.937Z

Link: CVE-2026-12811

cve-icon Vulnrichment

No data.

cve-icon NVD

No data.

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-06-21T23:30:05Z

Weaknesses