4.3

CVE-2026-6298: google chrome Heap-based Buffer Overflow

Modified
AliasesUBUNTU-CVE-2026-6298DEBIAN-CVE-2026-6298CGA-j3c7-4m3r-2jr5
Published 15-04-2026Last modified 27-05-2026

Vulnerability summary

CVE-2026-6298 is a medium (CVSS 4.3) Heap-based Buffer Overflow vulnerability in google chrome. EPSS estimates a 0.47% chance of exploitation in the next 30 days, higher than 40.6% of scored vulnerabilities.

Priority
Routine

Not severe (CVSS 4.3, network access); no exploitation reported by the 5 checked sources

Source freshness unavailable

How is this decided?
CVSS score
4.3/10
010
Medium · v3.1 (CVE.org)
EPSS score
0.47%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedNot listed by any tracked catalog.
RansomwareNot flaggedNo ransomware use recorded.
Public exploits0No public exploits recorded

Advisory lineage

Upstream 0 · Downstream 8 · Related 8
OPENSUSE-SU-2026:10572-1OPENSUSE-SU-2026:20588-1OPENSUSE-SU-2026:20660-1OPENSUSE-SU-2026:22076-1RHSA-2026:74084SUSE-SU-2026:24225-1

Timeline

  1. 15-04-2026
    PublishedVulnerability first disclosed.
  2. 27-05-2026
    Last modifiedVulnerability information updated.

Description

Heap buffer overflow in Skia in Google Chrome prior to 147.0.7727.101 allowed a remote attacker to obtain potentially sensitive information from process memory via a crafted HTML page. (Chromium security severity: Critical)

CVSS metrics

5 scores · 5 sources · 1 version

EPSS trend

Probability

0.47%

Chance of exploitation in the next 30 days

Percentile

41%

Versus all other CVEs

30-day change

No change 0.00 pp

From 0.47% on 04-10-2026

04-10-202603-11-2026

Known exploited

Compare KEV catalogs
CISA KEV

Not in the CISA KEV catalog.

ENISA CNW

Not in the ENISA CNW catalog.

CIRCL

Not in the CIRCL catalog.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Version check

Known conditions: network-reachable, no authentication, user interaction (CVSS vector). Other conditions: not stated in public data.

Debian4 products
  • chromium< 147.0.7727.101-1~deb12u1 | < 147.0.7727.101-1~deb13u1 | < 147.0.7727.101-1
  • libskia< 146.20260414~git.ef5f213+dfsg-1
  • webkit2gtkAll versions (No fix recorded) | < 2.54.0-1~deb13u1
  • wpewebkitAll versions (No fix recorded) | < 2.54.0-1
Alpine1 product
  • qt6-qtwebengine< 6.10.3-r2 | < 6.11.0-r4
Chainguard1 product
  • chromium< 147.0.7727.101-r0
Google1 product
  • chrome≥ 147.0.7727.101, < 147.0.7727.101 | < 147.0.7727.101
Ubuntu1 product
  • libskiaAll versions (No fix recorded)
Wolfi1 product
  • chromium< 147.0.7727.101-r0

6 vendors · 9 products

References

6 links