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CVE-2026-11284

Side-channel information leakage in PerformanceAPIs in Google Chrome prior to 149.0.7827.53...

6.5 MediumFix available

Side-channel information leakage in PerformanceAPIs in Google Chrome prior to 149.0.7827.53 allowed a remote attacker to leak cross-origin data via a crafted HTML page. (Chromium security severity: Low)

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
High
Integrity
None
Availability
None

Exploit likelihood

0.24%Up 0.2 points since Jun 5, 2026
90%50%10%1%

What each source reports

CVE List Score used 6.5

Side-channel information leakage in PerformanceAPIs in Google Chrome prior to 149.0.7827.53 allowed a remote attacker to leak cross-origin data via a crafted HTML page. (Chromium security severity: Low)

Record
CVE-2026-11284
CVSS 3.1
6.5 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
Weakness
CWE-1300, CWE-1300, CWE-203
Updated
2026-11-02
EUVDEUVD-2026-34745 6.5

Side-channel information leakage in PerformanceAPIs in Google Chrome prior to 149.0.7827.53 allowed a remote attacker to leak cross-origin data via a crafted HTML page. (Chromium security severity: Low)

Record
EUVD-2026-34745
CVSS 3.1
6.5 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
Updated
2026-11-02
GitHub AdvisoriesGHSA-mfqw-6j28-58x9 6.5

Side-channel information leakage in PerformanceAPIs in Google Chrome prior to 149.0.7827.53...

Side-channel information leakage in PerformanceAPIs in Google Chrome prior to 149.0.7827.53 allowed a remote attacker to leak cross-origin data via a crafted HTML page. (Chromium security severity: Low)

Record
GHSA-mfqw-6j28-58x9
CVSS 3.1
6.5 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
Weakness
CWE-203, CWE-1300
Updated
2026-11-02
NVD 6.5

Side-channel information leakage in PerformanceAPIs in Google Chrome prior to 149.0.7827.53 allowed a remote attacker to leak cross-origin data via a crafted HTML page. (Chromium security severity: Low)

Record
CVE-2026-11284
CVSS 3.1
6.5 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
Weakness
CWE-1300, CWE-203
Updated
2026-11-02
OSVDEBIAN-CVE-2026-11284 6.5

Side-channel information leakage in PerformanceAPIs in Google Chrome prior to 149.0.7827.53 allowed a remote attacker to leak cross-origin data via a crafted HTML page. (Chromium security severity: Low)

Record
DEBIAN-CVE-2026-11284
CVSS 3.1
6.5 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
Updated
2026-11-02
OSVopenSUSE-SU-2026:10958-1 No score

chromedriver-149.0.7827.53-2.1 on GA media

These are all security issues fixed in the chromedriver-149.0.7827.53-2.1 package on the GA media of openSUSE Tumbleweed.

Record
openSUSE-SU-2026:10958-1
Updated
2026-11-02
OSVopenSUSE-SU-2026:20916-1 No score

Security update for chromium

This update for chromium fixes the following issues:

Changes in chromium:

  • Chromium 149 (149.0.7827.53) stable (boo#1267706):
    • CVE-2026-10881: Out of bounds read and write in ANGLE
    • CVE-2026-10882: Use after free in Network
    • CVE-2026-10883: Out of bounds write in ANGLE
    • CVE-2026-10884: Use after free in Chromecast
    • CVE-2026-10885: Use after free in Chrome for iOS
    • CVE-2026-10886: Use after free in FileSystem
    • CVE-2026-10887: Use after free in Chromoting
    • CVE-2026-10888: Use after free in Cast Streaming
    • CVE-2026-10889: Out of bounds read in ANGLE
    • CVE-2026-10890: Use after free in Cast
    • CVE-2026-10891: Use after free in GFX
    • CVE-2026-10892: Out of bounds write in GPU
    • CVE-2026-10893: Use after free in Chromoting
    • CVE-2026-10894: Use after free in Printing
    • CVE-2026-10895: Use after free in Ozone
    • CVE-2026-10896: Use after free in Chrome for iOS
    • CVE-2026-10897: Out of bounds write in GPU
    • CVE-2026-10898: Stack buffer overflow in GPU
    • CVE-2026-10899: Use after free in Ozone
    • CVE-2026-10900: Use after free in Passwords
    • CVE-2026-10901: Use after free in Passwords
    • CVE-2026-10902: Use after free in Ozone
    • CVE-2026-10903: Use after free in WebRTC
    • CVE-2026-10904: Inappropriate implementation in V8
    • CVE-2026-10905: Use after free in Network
    • CVE-2026-10906: Use after free in WebAuthentication
    • CVE-2026-10907: Out of bounds write in ANGLE
    • CVE-2026-10908: Use after free in FullScreen
    • CVE-2026-10909: Use after free in Dawn
    • CVE-2026-10910: Type Confusion in V8
    • CVE-2026-10911: Insufficient validation of untrusted input in Media
    • CVE-2026-10912: Insufficient validation of untrusted input in Extensions
    • CVE-2026-10913: Use after free in ANGLE
    • CVE-2026-10914: Use after free in ANGLE
    • CVE-2026-10915: Use after free in Core
    • CVE-2026-10916: Insufficient validation of untrusted input in DevTools
    • CVE-2026-10917: Insufficient validation of untrusted input in Media
    • CVE-2026-10918: Use after free in Viz
    • CVE-2026-10919: Use after free in ANGLE
    • CVE-2026-10920: Insufficient validation of untrusted input in WebShare
    • CVE-2026-10921: Integer overflow in Dawn
    • CVE-2026-10922: Insufficient validation of untrusted input in DevTools
    • CVE-2026-10923: Use after free in WebAppInstalls
    • CVE-2026-10924: Integer overflow in Chromecast
    • CVE-2026-10925: Out of bounds write in Skia
    • CVE-2026-10926: Use after free in Cast
    • CVE-2026-10927: Out of bounds read in Dawn
    • CVE-2026-10928: Script injection in Headless
    • CVE-2026-10929: Heap buffer overflow in ANGLE
    • CVE-2026-10930: Out of bounds read in ANGLE
    • CVE-2026-10931: Use after free in FileSystem
    • CVE-2026-10932: Use after free in UI
    • CVE-2026-10933: Use after free in Audio
    • CVE-2026-10934: Use after free in Autofill
    • CVE-2026-10935: Inappropriate implementation in V8
    • CVE-2026-10936: Type Confusion in V8
    • CVE-2026-10937: Inappropriate implementation in Passwords
    • CVE-2026-10938: Insufficient validation of untrusted input in Input
    • CVE-2026-10939: Use after free in WebRTC
    • CVE-2026-10940: Race in Codecs
    • CVE-2026-10941: Out of bounds memory access in Skia
    • CVE-2026-10942: Insufficient validation of untrusted input in UI
    • CVE-2026-10943: Use after free in WebRTC
    • CVE-2026-10944: Insufficient policy enforcement in Autofill
    • CVE-2026-10945: Use after free in PDF
    • CVE-2026-10946: Heap buffer overflow in Media
    • CVE-2026-10947: Use after free in WebRTC
    • CVE-2026-10948: Use after free in WebRTC
    • CVE-2026-10949: Heap buffer overflow in Video
    • CVE-2026-10950: Insufficient policy enforcement in Autofill
    • CVE-2026-10951: Use after free in Autofill
    • CVE-2026-10952: Use after free in Chrome for iOS
    • CVE-2026-10953: Use after free in Core
    • CVE-2026-10954: Use after free in Actor
    • CVE-2026-10955: Type Confusion in ANGLE
    • CVE-2026-10956: Use after free in MimeHandlerView
    • CVE-2026-10957: Use…
Record
openSUSE-SU-2026:20916-1
Updated
2026-11-02
OSVopenSUSE-SU-2026:21135-1 No score

Security update for chromium

This update for chromium fixes the following issues:

Changes in chromium:

  • Chromium 149.0.7827.155 (boo#1268373):

    • CVE-2026-12437: Use after free in WebShare
    • CVE-2026-12438: Inappropriate implementation in WebView
    • CVE-2026-12439: Use after free in Digital Credentials
    • CVE-2026-12440: Use after free in DigitalCredentials
    • CVE-2026-12441: Use after free in File Input
    • CVE-2026-12442: Use after free in Passwords
    • CVE-2026-12443: Use after free in Web Authentication
    • CVE-2026-12444: Out of bounds read in Chromoting
    • CVE-2026-12445: Use after free in Extensions
    • CVE-2026-12446: Insufficient data validation in Passwords
    • CVE-2026-12447: Heap buffer overflow in WebRTC
    • CVE-2026-12448: Inappropriate implementation in WebView
    • CVE-2026-12449: Use after free in Chromoting
    • CVE-2026-12450: Inappropriate implementation in Media
    • CVE-2026-12451: Use after free in DigitalCredentials
    • CVE-2026-12452: Use after free in Downloads
    • CVE-2026-12453: Insufficient validation of untrusted input in Input
    • CVE-2026-12454: Race in Safe Browsing
    • CVE-2026-12455: Use after free in Tab Strip
    • CVE-2026-12456: Insufficient validation of untrusted input in Extensions
    • CVE-2026-12457: Insufficient data validation in Extensions
    • CVE-2026-12458: Incorrect security UI in Passwords
    • CVE-2026-12459: Inappropriate implementation in Serial
    • CVE-2026-12460: Insufficient policy enforcement in File System Access
    • CVE-2026-12461: Out of bounds read in WebRTC
    • CVE-2026-12462: Use after free in Media
    • CVE-2026-12463: Inappropriate implementation in Views
    • CVE-2026-12464: Use after free in Browser
    • CVE-2026-12465: Insufficient validation of untrusted input in Metrics
    • CVE-2026-12466: Heap buffer overflow in WebRTC
    • CVE-2026-12467: Use after free in Extensions
    • CVE-2026-12468: Inappropriate implementation in Updater
    • CVE-2026-12469: Uninitialized Use in GPU

  • Chromium 149.0.7827.114 (boo#1268158):

    • CVE-2026-12007: Use after free Core
    • CVE-2026-12008: Use after free DigitalCredentials
    • CVE-2026-12009: Insufficient validation of untrusted input Accessibility
    • CVE-2026-12010: Heap buffer overflow GPU
    • CVE-2026-12011: Use after free WebMIDI
    • CVE-2026-12012: Use after free Network
    • CVE-2026-12013: Use after free Media
    • CVE-2026-12014: Use after free Cast
    • CVE-2026-12015: Use after free Autofill
    • CVE-2026-12016: Insufficient validation of untrusted input DevTools
    • CVE-2026-12017: Insufficient validation of untrusted input Extensions
    • CVE-2026-12018: Inappropriate implementation Mojo
    • CVE-2026-12019: Out of bounds write Codecs
    • CVE-2026-12020: Use after free Autofill
    • CVE-2026-12022: Race Safe Browsing
    • CVE-2026-12023: Use after free GPU
    • CVE-2026-12024: Insufficient policy enforcement DevTools
    • CVE-2026-12025: Insufficient validation of untrusted input Network
    • CVE-2026-12026: Out of bounds read Video
    • CVE-2026-12027: Insufficient policy enforcement Headless
    • CVE-2026-12028: Use after free GPU
    • CVE-2026-12029: Use after free Video
    • CVE-2026-12030: Heap buffer overflow GPU
    • CVE-2026-12031: Inappropriate implementation Views
    • CVE-2026-12032: Inappropriate implementation Passwords
    • CVE-2026-12033: Out of bounds read VideoCapture
    • CVE-2026-12034: Insufficient validation of untrusted input Linux Toolkit Theming
    • CVE-2026-12035: Use after free View

  • Chromium 149.0.7827.102 (boo#1267911):

    • CVE-2026-11628: Use after free in Ozone
    • CVE-2026-11629: Use after free in Ozone
    • CVE-2026-11630: Use after free in File Input
    • CVE-2026-11631: Use after free in Aura
    • CVE-2026-11632: Use after free in TabStrip
    • CVE-2026-11633: Use after free in Bluetooth
    • CVE-2026-11634: Use after free in Gamepad
    • CVE-2026-11635: Use after free in Bluetooth
    • CVE-2026-11636: Use after free in Autofill
    • CVE-2026-11637: Use after free in Views
    • CVE-2026-11638: Use after…
Record
openSUSE-SU-2026:21135-1
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
chromium
Debian:12
 before 149.0.7827.53-1~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 less
114.0.5735.133-1~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
149.0.7827.53-1~deb12u1
chromium
Debian:13
 before 149.0.7827.53-1~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 less
139.0.7258.138-1139.0.7258.138-1~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
149.0.7827.53-1~deb13u1
chromium
Debian:14
 before 149.0.7827.53-1, 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 less
139.0.7258.138-1139.0.7258.138-1~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
149.0.7827.53-1
chromium
openSUSE:Tumbleweed
From an advisory covering 429 CVEs
 before 149.0.7827.53-2.1
149.0.7827.53-2.1
chromium
openSUSE:Leap 16.0
From an advisory covering 564 CVEs
 before 149.0.7827.155-bp160.1.1
149.0.7827.155-bp160.1.1

History

History
RecordedChangedSources
affected, facts
first indexedCVE List, EUVD, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2026-11284 is a medium vulnerability (CVSS 6.5) in Google Chrome, published June 4, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.24%, the 14th percentile. Fixed in chromium 149.0.7827.53-1~deb12u1.

References

Show 194 moreShow less
This page doesn't list everything

Left out here: 472 versions, 374 references and the rest of 2 source descriptions. The JSON record has them.

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