CVE-2026-106271 json
Missing authorization in Workers in Google Chrome prior to 155.0.8059.39 allowed a remote attacker who had compromised the renderer process…
published 2026-10-06 33 d ago modified 2026-10-08 31 d ago also EUVD-2026-93760
- cvss
- 8.1
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.2%
- EPSS 0.2% chance of exploitation in 30 days, percentile 14%
- public exploits
- 0
- none known
Summary
Missing authorization in Workers in Google Chrome prior to 155.0.8059.39 allowed a remote attacker who had compromised the renderer process to bypass site isolation via a crafted PDF file. (Chromium security severity: Medium)
Patch / fix
- google chrome 155.0.8059.39
- chromium Debian 12 155.0.8059.39-1~deb12u1
- chromium Debian 13 155.0.8059.39-1~deb13u1
- chromium Debian 14 155.0.8059.39-1
debian advisories DEBIAN-CVE-2026-106271
- chromium openSUSE Leap 16.0 155.0.8059.84-bp160.1.1
- chromium openSUSE Tumbleweed 155.0.8059.39-1.1
opensuse advisories openSUSE-SU-2026:22124-1openSUSE-SU-2026:12091-1
Vendor advisories
What the vendors themselves say about their products: affected, fixed or not affected, and what to do.
red hat product security vex CVE-2026-106271 updated cvss 6.5
chromium-browser: Missing authorization in Workers
-
Red Hat All currently supported Red Hat productsnot affected: vulnerable code not present
Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- total
- Assessed
- 32 d ago
Exploit prediction
0.23% chance of exploitation in the next 30 days, higher than 14% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CISA ADP | 3.1 | 8.1 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N |
| CNA | 3.1 | 8.1 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N |
Affected products
- Google Chrome
Classification
- Weakness
-
- CWE-862 Missing Authorization
- Technology feeds
References
-
chromereleases.googleblog.com
/2026/10/stable-channel-update-for-desktop_086471744.html
release-notes, vendor-advisory
-
issues.chromium.org
/issues/553118313
permissions-required
Sources
- CVE List CVE-2026-106271
- NVD CVE-2026-106271
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.