Medium 6.3Published Jul 14, 2026

CVE-2026-15702tamagui config.ts updateConfig prototype pollution

Updated under an hour ago (Oct 27, 2026, 4:10 AM ET)

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It affects n/a tamagui. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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Every CVE for n/a tamagui

Exploited in the last 30 days

A security vulnerability has been detected in tamagui up to 2.3.0. This affects the function updateConfig of the file code/core/web/src/config.ts. Such manipulation leads to improperly controlled modification of object prototype attributes. The attack may be performed from remote. Upgrading to version 2.3.1 is able to mitigate this issue. The name of the patch is e46af9879b7627934ea4d6d6e46e65cea53abb3d. The affected component should be upgraded.

CVSS: 6.3 MEDIUM (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C
Weakness (CWE): CWE-1321, CWE-94
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: VulDB
NVD analysis: Deferred
Record last updated: Jul 15, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

n/a tamagui tamagui:tamagui	2.0; 2.1; 2.2; 2.3.0; 2.3.1 not affected	CNA record

References

References

https://vuldb.com/vuln/378249	vdb-entry, technical-description
https://vuldb.com/vuln/378249/cti	signature, permissions-required
https://vuldb.com/cve/CVE-2026-15702	third-party-advisory
https://vuldb.com/submit/856138	third-party-advisory
https://github.com/tamagui/tamagui/issues/4029	issue-tracking
https://github.com/tamagui/tamagui/commit/e46af9879b7627934ea4d6d6e46e65cea53abb3d	patch
https://github.com/tamagui/tamagui/releases/tag/v2.3.1	patch
https://github.com/tamagui/tamagui/	product

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.