01 Record
CVE-2025-69234
Whale browser before 4.35.351.12 allows an attacker to escape the iframe sandbox in a sidebar environment.
CriticalPUBLISHEDCNA: naver
CNA base score9.1 CVSS v3.xCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
02 Description
Whale browser before 4.35.351.12 allows an attacker to escape the iframe sandbox in a sidebar environment.
03 Exploitation and scoring
- Exploitation
- Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
- SSVC decision
- ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
- AutomatableyesAn attacker can reliably automate reconnaissance through exploitation, so this scales.
- Technical ImpacttotalSuccessful exploitation gives total control of the vulnerable component.
- EPSS probability
- 0.29% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 21.4% of scored records. A rank, not a probability.
- NVD base score
- 9.1 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
- NVD analysis status
- Analyzed. NVD last modified this record on 2026-10-07.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2025-12-30 01:18Z10 MO AGO
- Last updated
- 2025-12-31 17:17Z10 MO AGO
- Reserved
- 2025-12-30
- Assigning CNA
- naver
- Record state
- PUBLISHED
- Severity
- Critical (CVSS 9.1)
- CNA CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
- Weaknesses
- CWE-358Improperly Implemented Security Check for StandardBase
- Data version
- 5.2
- Document digest
- e924a969302cd31a401db2bb375c1bad7ec731d01a3534427162191c05b033ad
05 Affected products
VendorProductVersionsPlatforms
06 References
- cve.naver.comhttps://cve.naver.com/detail/cve-2025-69234.html