CVE-2025-69234 json
Whale browser before 4.35.351.12 allows an attacker to escape the iframe sandbox in a sidebar environment.
published 2025-12-30 10 mo ago modified 2026-10-07 33 d ago also EUVD-2025-205677
- cvss
- 9.1
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.3%
- EPSS 0.3% chance of exploitation in 30 days, percentile 21%
- public exploits
- 0
- none known
Summary
Whale browser before 4.35.351.12 allows an attacker to escape the iframe sandbox in a sidebar environment.
Patch / fix
- NAVER NAVER Whale browser 4.35.351.12
CISA SSVC
- Exploitation
- none
- Automatable
- yes
- Technical impact
- total
- Assessed
- 10 mo ago
Exploit prediction
0.29% chance of exploitation in the next 30 days, higher than 21% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CISA ADP | 3.1 | 9.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N |
| CNA | 3.1 | 9.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N |
Affected products
- NAVER NAVER Whale browser
Classification
- Weakness
-
- CWE-358 Improperly Implemented Security Check for Standard
References
-
cve.naver.com
/detail/cve-2025-69234.html
vendor-advisory
Sources
- CVE List CVE-2025-69234
- NVD CVE-2025-69234
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