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CVE record · CVE-2026-120987

Origin validation error in NAVER Whale browser

No CVSS scoreEPSS 0.0011 · 1st percentile

Published by the CVE Program (CNA: naver) at 3 Nov 2026, 06:42 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

Affected products, as the CNA wrote them
VendorProductVersions
NAVER NAVER Whale browser
  • unaffected 5.39.412.57
Other versions: affected
Identifiers
CVE-2026-120987
CNA
naver
Weakness (CWE)
CWE-346
Tags
Published
3 Nov 2026
Updated
3 Nov 2026

Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

Severity and exploitation

No source has published a CVSS score for this record yet.

  • CISA KEV Not listed.
  • EPSS 0.0011, the 1st percentile, on 5 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

  1. 3 Nov 2026, 06:42 UTC Confirmed by the CVE List
  2. 3 Nov 2026, 06:47 UTC First seen by agentprime
  3. 3 Nov 2026, 07:18 UTC Confirmed by NVD

Sources

References from the CNA

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.