CVE-2026-76027
Memory corruption in CacheStorage in Google Chrome prior to 156.0.8078.79 allowed a remote...
Information loss in CacheStorage in Google Chrome prior to 156.0.8078.79 allowed a remote attacker to obtain cross-origin data via a crafted HTML page. (Chromium security severity: High)
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- Low
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
Information loss in CacheStorage in Google Chrome prior to 156.0.8078.79 allowed a remote attacker to obtain cross-origin data via a crafted HTML page. (Chromium security severity: High)
- Record
CVE-2026-76027- CVSS 3.1
- 4.3 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N - Weakness
- CWE-221
- Updated
- 2026-11-03
EUVDEUVD-2026-113424
Information loss in CacheStorage in Google Chrome prior to 156.0.8078.79 allowed a remote attacker to obtain cross-origin data via a crafted HTML page. (Chromium security severity: High)
- Record
EUVD-2026-113424- CVSS 3.1
- 4.3 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-rpq8-g9jq-h7w9
Memory corruption in CacheStorage in Google Chrome prior to 156.0.8078.79 allowed a remote...
Memory corruption in CacheStorage in Google Chrome prior to 156.0.8078.79 allowed a remote attacker to read memory via a crafted HTML page. (Chromium security severity: High)
- Record
GHSA-rpq8-g9jq-h7w9- CVSS 3.1
- 4.3 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N - Weakness
- CWE-119, CWE-221
- Updated
- 2026-11-04
NVD
Information loss in CacheStorage in Google Chrome prior to 156.0.8078.79 allowed a remote attacker to obtain cross-origin data via a crafted HTML page. (Chromium security severity: High)
- Record
CVE-2026-76027- CVSS 3.1
- 4.3 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N - Weakness
- CWE-221
- Updated
- 2026-11-04
OSVDEBIAN-CVE-2026-76027
Information loss in CacheStorage in Google Chrome prior to 156.0.8078.79 allowed a remote attacker to obtain cross-origin data via a crafted HTML page. (Chromium security severity: High)
- Record
DEBIAN-CVE-2026-76027- CVSS 3.1
- 4.3 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N - Updated
- 2026-11-05
OSVopenSUSE-SU-2026:12377-1 No score
chromedriver-156.0.8078.79-1.1 on GA media
These are all security issues fixed in the chromedriver-156.0.8078.79-1.1 package on the GA media of openSUSE Tumbleweed.
- Record
openSUSE-SU-2026:12377-1- Updated
- 2026-11-02
OSVopenSUSE-SU-2026:22215-1 No score
Security update for chromium
This update for chromium fixes the following issues:
Changes in chromium:
- Chromium 156.0.8078.79 (boo#1288840):
- CVE-2026-76024: Memory corruption in MediaStream
- CVE-2026-76025: Use after free in FileSystem
- CVE-2026-76026: Memory corruption in Autofill
- CVE-2026-76027: Memory corruption in CacheStorage
- CVE-2026-76028: Use after free in FileSystem
- CVE-2026-76029: Memory corruption in Network
- CVE-2026-76030: Memory corruption in FileSystem
- CVE-2026-76031: Use after free in Input
- CVE-2026-119260: Use after free in Frames
- CVE-2026-119261: Improper input validation in Skia
- CVE-2026-119262: Improper input validation in V8
- CVE-2026-119263: Memory corruption in GarbageCollection
- CVE-2026-119264: Memory corruption in Dawn
- CVE-2026-119265: Memory corruption in Quota
- CVE-2026-119266: Use after free in Quota
- CVE-2026-119267: Memory corruption in DOM
- CVE-2026-119268: Integer overflow in Editing
- CVE-2026-119269: Use after free in Blink
- CVE-2026-119270: Improper input validation in CacheStorage
- CVE-2026-119271: Use after free in Skia
- CVE-2026-119272: Out of bounds read in FileSystem
- Record
openSUSE-SU-2026:22215-1- Updated
- 2026-11-04
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
chromiumDebian:12 |
before 156.0.8078.79-1~deb12u1, plus listed versions 113.0.5672.126-1114.0.5735.106-1114.0.5735.106-1~deb11u1114.0.5735.106-1~deb12u1114.0.5735.133-1 Show 45 moreShow less114.0.5735.133-1~deb11u1114.0.5735.133-1~deb12u1114.0.5735.198-1114.0.5735.198-1~deb11u1114.0.5735.198-1~deb12u1114.0.5735.90-1114.0.5735.90-2114.0.5735.90-2~deb11u1114.0.5735.90-2~deb12u1115.0.5790.102-1115.0.5790.102-2115.0.5790.170-1115.0.5790.170-1~deb11u1115.0.5790.170-1~deb12u1115.0.5790.98-1115.0.5790.98-1~deb11u1115.0.5790.98-1~deb12u1115.0.5790.98-2116.0.5845.110-1116.0.5845.110-1~deb11u1116.0.5845.110-1~deb12u1116.0.5845.110-2116.0.5845.140-1116.0.5845.140-1~deb11u1116.0.5845.140-1~deb12u1116.0.5845.180-1116.0.5845.180-1~deb11u1116.0.5845.180-1~deb12u1116.0.5845.96-1116.0.5845.96-1~deb11u1116.0.5845.96-1~deb12u1116.0.5845.96-2117.0.5938.132-1117.0.5938.132-1~deb11u1117.0.5938.132-1~deb12u1117.0.5938.132-2117.0.5938.149-1117.0.5938.149-1~deb11u1117.0.5938.149-1~deb12u1117.0.5938.62-1117.0.5938.62-1~deb11u1117.0.5938.62-1~deb12u1117.0.5938.92-1118.0.5993.117-1118.0.5993.117-1~deb11u1 |
156.0.8078.79-1~deb12u1 |
chromiumDebian:13 |
before 156.0.8078.79-1~deb13u1, plus listed versions 138.0.7204.183-1139.0.7258.127-1139.0.7258.127-1~deb12u1139.0.7258.127-1~deb13u1139.0.7258.127-2 Show 45 moreShow less139.0.7258.138-1139.0.7258.138-1~deb12u1139.0.7258.138-1~deb13u1139.0.7258.154-1139.0.7258.154-1~deb12u1139.0.7258.154-1~deb13u1139.0.7258.66-1139.0.7258.66-1~deb12u1140.0.7339.127-1140.0.7339.127-1~deb12u1140.0.7339.127-1~deb13u1140.0.7339.185-1140.0.7339.185-1~deb12u1140.0.7339.185-1~deb13u1140.0.7339.207-1140.0.7339.207-1~deb12u1140.0.7339.207-1~deb13u1140.0.7339.80-1140.0.7339.80-1~deb12u1140.0.7339.80-1~deb13u1141.0.7390.107-1141.0.7390.107-1~deb12u1141.0.7390.107-1~deb13u1141.0.7390.122-1141.0.7390.122-1~deb12u1141.0.7390.122-1~deb13u1141.0.7390.54-1141.0.7390.54-1~deb12u1141.0.7390.54-1~deb13u1141.0.7390.65-1141.0.7390.65-1~deb12u1141.0.7390.65-1~deb13u1142.0.7444.134-1142.0.7444.134-1~deb12u1142.0.7444.134-1~deb13u1142.0.7444.162-1142.0.7444.162-1~deb12u1142.0.7444.162-1~deb13u1142.0.7444.175-1142.0.7444.175-1~deb12u1142.0.7444.175-1~deb13u1142.0.7444.59-1142.0.7444.59-1~deb12u1142.0.7444.59-1~deb13u1143.0.7499.109-1 |
156.0.8078.79-1~deb13u1 |
chromiumDebian:14 |
before 156.0.8078.79-1, plus listed versions 138.0.7204.183-1139.0.7258.127-1139.0.7258.127-1~deb12u1139.0.7258.127-1~deb13u1139.0.7258.127-2 Show 45 moreShow less139.0.7258.138-1139.0.7258.138-1~deb12u1139.0.7258.138-1~deb13u1139.0.7258.154-1139.0.7258.154-1~deb12u1139.0.7258.154-1~deb13u1139.0.7258.66-1139.0.7258.66-1~deb12u1140.0.7339.127-1140.0.7339.127-1~deb12u1140.0.7339.127-1~deb13u1140.0.7339.185-1140.0.7339.185-1~deb12u1140.0.7339.185-1~deb13u1140.0.7339.207-1140.0.7339.207-1~deb12u1140.0.7339.207-1~deb13u1140.0.7339.80-1140.0.7339.80-1~deb12u1140.0.7339.80-1~deb13u1141.0.7390.107-1141.0.7390.107-1~deb12u1141.0.7390.107-1~deb13u1141.0.7390.122-1141.0.7390.122-1~deb12u1141.0.7390.122-1~deb13u1141.0.7390.54-1141.0.7390.54-1~deb12u1141.0.7390.54-1~deb13u1141.0.7390.65-1141.0.7390.65-1~deb12u1141.0.7390.65-1~deb13u1142.0.7444.134-1142.0.7444.134-1~deb12u1142.0.7444.134-1~deb13u1142.0.7444.162-1142.0.7444.162-1~deb12u1142.0.7444.162-1~deb13u1142.0.7444.175-1142.0.7444.175-1~deb12u1142.0.7444.175-1~deb13u1142.0.7444.59-1142.0.7444.59-1~deb12u1142.0.7444.59-1~deb13u1143.0.7499.109-1 |
156.0.8078.79-1 |
chromiumopenSUSE:Tumbleweed From an advisory covering 21 CVEs |
before 156.0.8078.79-1.1 | 156.0.8078.79-1.1 |
chromiumopenSUSE:Leap 16.0 From an advisory covering 21 CVEs |
before 156.0.8078.79-bp160.1.1 | 156.0.8078.79-bp160.1.1 |
History
| Recorded | Changed | Sources |
|---|---|---|
| affected | ||
| affected | OSV | |
| affected | OSV | |
| affected, aliases, references | GitHub Advisories, NVD, OSV | |
| cwes, description, facts | CVE List, EUVD | |
| affected | OSV | |
| first indexed | CVE List, EUVD, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-76027 is a medium vulnerability (CVSS 4.3) in Google Chrome, published October 30, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.23%, the 14th percentile. Fixed in chromium 156.0.8078.79-1~deb12u1.
References
chromereleases.googleblog.com/2026/10/stable-channel-update-for-desktop_02107719452.html
issues.chromium.org/issues/568894475
nvd.nist.gov/vuln/detail/CVE-2026-76027
github.com/advisories/GHSA-rpq8-g9jq-h7w9
security-tracker.debian.org/tracker/CVE-2026-76027
suse.com/security/cve/CVE-2026-119260
Show 21 moreShow less
bugzilla.suse.com/1288840
Left out here: 712 versions. The JSON record has them.