CVE-2023-6706: google chrome Use After Free
CVSS: 8.8v3.1HighModified
AliasesDEBIAN-CVE-2023-6706
Published 14-12-2023Last modified 25-02-2026
Vulnerability summary
CVE-2023-6706 is a high (CVSS 8.8) Use After Free vulnerability in google chrome. EPSS estimates a 0.65% chance of exploitation in the next 30 days, higher than 50.2% of scored vulnerabilities.
CVSS score
8.8/10
010
High · v3.1 (CVE.org)EPSS score
0.65%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Advisory lineage
Upstream 0 · Downstream 7 · Related 5Timeline
- 14-12-2023PublishedVulnerability first disclosed.
- 25-02-2026Last modifiedVulnerability information updated.
Description
Use after free in FedCM in Google Chrome prior to 120.0.6099.109 allowed a remote attacker who convinced a user to engage in specific UI interaction to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High)
CVSS metrics
3 scores · 3 sources · 1 versionHigh 8.8Preferred score · CVE.org (CNA)
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HSourcesAll 3 agree
- OSV · DebianEcosystem advisory · calculated8.8HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- NVDNIST8.8HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS trend
Probability
0.65%
Chance of exploitation in the next 30 days
Percentile
50%
Versus all other CVEs
30-day change
0.00 pp
From 0.65% on 19-09-2026
19-09-202619-10-2026
EPSS score0.65%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Debian1 product
- chromium< 120.0.6099.109-1~deb12u1 | < 120.0.6099.109-1
Google1 product
- chrome≥ 120.0.6099.109, < 120.0.6099.109 | < 120.0.6099.109
2 vendors · 2 products
References
5 links- chromereleases.googleblog.com/2023/12/stable-channel-update-for-desktop_12.htmlRelease NotesVendor Advisory
- crbug.com/1500921Permissions Required
