Vulnerability · Published Aug 25, 2026 · Assigned by Chrome
CVE-2026-78958
Low 3.1
In plain English
A low-severity security flaw in Chrome from Google. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 27% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.1)3.1Low
Exploit odds (30 days)0.3%top 72.6% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Uninitialized resource in Skia in Google Chrome prior to 152.0.7977.65 allowed a remote attacker who had compromised the renderer process to potentially obtain cross-origin data via a crafted HTML page. (Chromium security severity: Medium)
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | chromium | 152.0.7977.75-1~deb12u1 | DEBIAN-CVE-2026-78958 |
| Debian:13 | chromium | 152.0.7977.75-1~deb13u1 | DEBIAN-CVE-2026-78958 |
| Debian:14 | chromium | 152.0.7977.64-1 | DEBIAN-CVE-2026-78958 |
| Debian:12 | webkit2gtk | no fix listed | DEBIAN-CVE-2026-78958 |
| Debian:13 | webkit2gtk | 2.54.0-1~deb13u1 | DEBIAN-CVE-2026-78958 |
| Debian:14 | webkit2gtk | no fix listed | DEBIAN-CVE-2026-78958 |
| Debian:12 | wpewebkit | no fix listed | DEBIAN-CVE-2026-78958 |
| Debian:13 | wpewebkit | no fix listed | DEBIAN-CVE-2026-78958 |
| Debian:14 | wpewebkit | 2.54.0-1 | DEBIAN-CVE-2026-78958 |
Affected products (as reported)
Weakness: CWE-908 · Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N