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CVE-2026-87491

Out of bounds write in V8 in Google Chrome prior to 153.0.8010.36 allowed a remote attacker to...

8.8 HighIn KEVPublic exploitFix available

Out of bounds write in V8 in Google Chrome prior to 153.0.8010.36 allowed a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: Medium)

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
High
Availability
High

Exploit likelihood

3.51%Up 3.2 points since Sep 9, 2026
90%50%10%1%

What each source reports

CVE List Score used 8.8

Out of bounds write in V8 in Google Chrome prior to 153.0.8010.36 allowed a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: Medium)

Record
CVE-2026-87491
CVSS 3.1
8.8 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness
CWE-787
Updated
2026-11-02
EUVDEUVD-2026-74529 8.8

Out of bounds write in V8 in Google Chrome prior to 153.0.8010.36 allowed a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: Medium)

Record
EUVD-2026-74529
CVSS 3.1
8.8 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated
2026-11-02
GitHub AdvisoriesGHSA-8x3p-8g9v-xc7m 8.8

Out of bounds write in V8 in Google Chrome prior to 153.0.8010.36 allowed a remote attacker to...

Out of bounds write in V8 in Google Chrome prior to 153.0.8010.36 allowed a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: Medium)

Record
GHSA-8x3p-8g9v-xc7m
CVSS 3.1
8.8 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness
CWE-787
Updated
2026-11-02
CISA KEV No score

Google Chromium V8 Out of Bounds Write Vulnerability

Google Chromium V8 contains an out of bounds write vulnerability that allows a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML page. This vulnerability could affect multiple web browsers that utilize Chromium, including, but not limited to, Google Chrome, Microsoft Edge, and Opera.

Record
CVE-2026-87491
Weakness
CWE-787
Updated
2026-11-02
NVD 8.8

Out of bounds write in V8 in Google Chrome prior to 153.0.8010.36 allowed a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: Medium)

Record
CVE-2026-87491
CVSS 3.1
8.8 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness
CWE-787
Updated
2026-11-02
OSVDEBIAN-CVE-2026-87491 8.8

Out of bounds write in V8 in Google Chrome prior to 153.0.8010.36 allowed a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: Medium)

Record
DEBIAN-CVE-2026-87491
CVSS 3.1
8.8 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVopenSUSE-SU-2026:11750-1 No score

chromedriver-153.0.8010.36-1.1 on GA media

These are all security issues fixed in the chromedriver-153.0.8010.36-1.1 package on the GA media of openSUSE Tumbleweed.

Record
openSUSE-SU-2026:11750-1
Updated
2026-11-02
OSVopenSUSE-SU-2026:21858-1 No score

Security update for chromium

This update for chromium fixes the following issues:

Changes in chromium:

Chromium 153.0.8010.36 (boo#1279840):

  • CVE-2026-87464: Use after free in WebGL
  • CVE-2026-87488: Use after free in WebGL
  • CVE-2026-87438: Out of bounds write in WebGL
  • CVE-2026-87527: Buffer overflow in WebGL
  • CVE-2026-87628: Use after free in Cast
  • CVE-2026-87512: Use after free in ANGLE
  • CVE-2026-87585: Double free in PDFium
  • CVE-2026-87444: Memory corruption in Codecs
  • CVE-2026-87447: Incorrect authorization in Network
  • CVE-2026-87440: Out of bounds read in Media
  • CVE-2026-87633: Use after free in Views
  • CVE-2026-87525: Out of bounds read in Chromoting
  • CVE-2026-87578: Use after free in Receiver
  • CVE-2026-87517: Race condition in Mobile
  • CVE-2026-87524: Use after free in Core
  • CVE-2026-87569: Missing authorization in Views
  • CVE-2026-87554: Race condition in Chromoting
  • CVE-2026-87467: Race condition in Updater
  • CVE-2026-87492: Incorrect authorization in DevTools
  • CVE-2026-87520: Use after free in Dawn
  • CVE-2026-87514: Use after free in Views
  • CVE-2026-87650: Out of bounds read in WebGL
  • CVE-2026-87596: Out of bounds read in ANGLE
  • CVE-2026-87654: Buffer overflow in ANGLE
  • CVE-2026-87604: Out of bounds read in ANGLE
  • CVE-2026-87621: Out of bounds write in ANGLE
  • CVE-2026-87647: Uninitialized resource in GPU
  • CVE-2026-87646: Use after free in Web Authentication
  • CVE-2026-87500: Improper validation of array index in ANGLE
  • CVE-2026-87572: Injection in DevTools
  • CVE-2026-87460: Use after free in Platform
  • CVE-2026-87542: Use after free in Input
  • CVE-2026-87639: Use after free in WebPackaging
  • CVE-2026-87552: Missing authorization in TrustedWebActivities
  • CVE-2026-87651: Incorrect authorization in Paint
  • CVE-2026-87587: Use after free in V8
  • CVE-2026-87564: Type confusion in V8
  • CVE-2026-87498: Missing authorization in WebUI
  • CVE-2026-87499: Incorrect authorization in Network
  • CVE-2026-87607: Use after free in Device
  • CVE-2026-87558: Use after free in Payments
  • CVE-2026-87581: Use after free in Payments
  • CVE-2026-87480: Use after free in Printing
  • CVE-2026-87612: Type confusion in V8
  • CVE-2026-87536: Use after free in V8
  • CVE-2026-87474: Use after free in Payments
  • CVE-2026-87504: Use after free in Core
  • CVE-2026-87640: Out of bounds read in WebView
  • CVE-2026-87491: Out of bounds write in V8
  • CVE-2026-87478: Observable discrepancy in Autofill
  • CVE-2026-87446: Incomplete cleanup in Extensions
  • CVE-2026-87657: Use after free in V8
  • CVE-2026-87434: Missing authorization in CORS
  • CVE-2026-87487: Missing authorization in FileSystem
  • CVE-2026-87453: Confused deputy in BackgroundFetch
  • CVE-2026-87588: Use after free in Chromecast
  • CVE-2026-87636: Type confusion in XML
  • CVE-2026-87611: Missing authorization in FileSystem
  • CVE-2026-87606: Missing authorization in SiteIsolation
  • CVE-2026-87456: Uninitialized resource in Media
  • CVE-2026-87553: Improper input validation in SiteIsolation
  • CVE-2026-87658: Information leak in Extensions
  • CVE-2026-87465: Incorrect authorization in Downloads
  • CVE-2026-87515: Incorrect authorization in FileAPI
  • CVE-2026-87547: Incorrect reference resolution in FileSystem
  • CVE-2026-87442: Confused deputy in Prerender
  • CVE-2026-87506: Privilege elevation in WebUI
  • CVE-2026-87433: Race condition in FileAPI
  • CVE-2026-87557: Missing authorization in LocalNetworkAccess
  • CVE-2026-87457: Race condition in Updater
  • CVE-2026-87503: Inappropriate implementation in Downloads
  • CVE-2026-87481: Incorrect authorization in WebView
  • CVE-2026-87537: Missing authorization in Extensions
  • CVE-2026-87471: Incorrect authorization in ServiceWorker
  • CVE-2026-87485: Incorrect authorization in CORS
  • CVE-2026-87652: Incorrect authorization in PushAPI
  • CVE-2026-87582: Confused deputy in DataTransfer
  • CVE-2026-87466: Incorrect…
Record
openSUSE-SU-2026:21858-1
Updated
2026-11-02
OSVopenSUSE-SU-2026:21921-1 No score

Security update for chromium

This update for chromium fixes the following issues:

Changes in chromium:

  • Chromium 153.0.8010.52 (boo#1281123):

    • CVE-2026-93374: Use after free in Dawn
    • CVE-2026-93372: Buffer overflow in WebGL
    • CVE-2026-93375: Incorrect reference resolution in Tracing
    • CVE-2026-93382: Use after free in PDFium
    • CVE-2026-93387: Improper state validation in Skia
    • CVE-2026-93373: Use after free in Extensions
    • CVE-2026-93381: Buffer overflow in PDFium
    • CVE-2026-93379: Incorrect authorization in ORB
    • CVE-2026-93377: Type confusion in V8
    • CVE-2026-93380: Race condition in FileSystem
    • CVE-2026-93384: Server-side request forgery in Omnibox
    • CVE-2026-93383: Information leak in Permissions
    • CVE-2026-93376: Out of bounds read in DataTransfer
    • CVE-2026-93378: Missing authorization in Storage
    • CVE-2026-93385: Information leak in Paint
    • CVE-2026-93386: UI misrepresentation in WebAppInstalls

  • Chromium 153.0.8010.47 (boo#1280687):

    • CVE-2026-91726: Out of bounds read in WebGL
    • CVE-2026-91721: Use after free in Internals
    • CVE-2026-91749: Use after free in Workers
    • CVE-2026-91724: Use after free in Input
    • CVE-2026-91728: Integer overflow in V8
    • CVE-2026-91734: Incorrect authorization in Core
    • CVE-2026-91727: Incorrect reference resolution in Extensions
    • CVE-2026-91743: Race condition in Core
    • CVE-2026-91744: Race condition in PlatformIntegration
    • CVE-2026-91712: Race condition in Extensions
    • CVE-2026-91748: Race condition in Extensions
    • CVE-2026-91720: Uninitialized resource in ANGLE
    • CVE-2026-91731: Type confusion in Compositing
    • CVE-2026-91747: Use after free in Skia
    • CVE-2026-91733: Improper state validation in Skia
    • CVE-2026-91741: Type confusion in CacheStorage
    • CVE-2026-91709: Type confusion in ServiceWorker
    • CVE-2026-91717: Missing authorization in Android
    • CVE-2026-91735: Incorrect authorization in WebUI
    • CVE-2026-91708: Race condition in Network
    • CVE-2026-91736: Use after free in DOM
    • CVE-2026-91740: Uninitialized resource in Skia
    • CVE-2026-91710: Use after free in WebAppInstalls
    • CVE-2026-91718: Use after free in Core
    • CVE-2026-91716: Use after free in Auth
    • CVE-2026-91746: Integer overflow in Compositing
    • CVE-2026-91729: Use after free in DigitalCredentials
    • CVE-2026-91737: Use after free in PDF
    • CVE-2026-91711: Out of bounds write in ServiceWorker
    • CVE-2026-91715: Type confusion in ServiceWorker
    • CVE-2026-91745: Use after free in V8
    • CVE-2026-91723: Race condition in WebAppInstalls
    • CVE-2026-91732: Missing authorization in AppManifest
    • CVE-2026-91742: Confused deputy in PriceTracking
    • CVE-2026-91714: Observable discrepancy in Fonts
    • CVE-2026-91725: Observable discrepancy in CSS
    • CVE-2026-91739: Missing authorization in Transactions Platform
    • CVE-2026-91713: Missing authorization in Browser
    • CVE-2026-91738: Improper input validation in ANGLE
    • CVE-2026-91730: Incomplete cleanup in GetUserMedia
    • CVE-2026-91722: Use after free in Input
    • CVE-2026-91719: Code injection in XML

  • Chromium 153.0.8010.36 (boo#1279840):

    • CVE-2026-87464: Use after free in WebGL
    • CVE-2026-87488: Use after free in WebGL
    • CVE-2026-87438: Out of bounds write in WebGL
    • CVE-2026-87527: Buffer overflow in WebGL
    • CVE-2026-87628: Use after free in Cast
    • CVE-2026-87512: Use after free in ANGLE
    • CVE-2026-87585: Double free in PDFium
    • CVE-2026-87444: Memory corruption in Codecs
    • CVE-2026-87447: Incorrect authorization in Network
    • CVE-2026-87440: Out of bounds read in Media
    • CVE-2026-87633: Use after free in Views
    • CVE-2026-87525: Out of bounds read in Chromoting
    • CVE-2026-87578: Use after free in Receiver
    • CVE-2026-87517: Race condition in Mobile
    • CVE-2026-87524: Use after free in Core
    • CVE-2026-87569: Missing authorization in Views
    • CVE-2026-87554: Race condition in Chromoting
    • CVE-2026-87467: Race condition in Updater
    • CVE-2026-87492: Incorrect…
Record
openSUSE-SU-2026:21921-1
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
chromium
Debian:12
 before 153.0.8010.52-1~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
153.0.8010.52-1~deb12u1
chromium
Debian:13
 before 153.0.8010.47-2~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
153.0.8010.47-2~deb13u1
chromium
Debian:14
 before 153.0.8010.47-1, 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
153.0.8010.47-1
chromium
openSUSE:Tumbleweed
 before 153.0.8010.36-1.1
153.0.8010.36-1.1
chromium
openSUSE:Leap 16.0
 before 153.0.8010.52-bp160.1.1
153.0.8010.52-bp160.1.1

Public exploits

Links only. Every CVE stores no exploit code.

Public exploits
SourceLinkDate
PoC in GitHubSneakyNachos/CVE-2026-87491-and-CVE-2026-85046-the-bagel-fell-off-the-counter2026-09-10

History

History
RecordedChangedSources
exploitation
affected
first indexedCVE List, EUVD, GitHub Advisories, CISA KEV, NVD, OSV, PoC in GitHub

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

In short

CVE-2026-87491 is a high vulnerability (CVSS 8.8) in Google Chrome, published September 9, 2026. CISA lists it as known to be exploited, since September 9, 2026. EUVD reports exploitation since September 9, 2026. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 3.51%, the 89th percentile. Fixed in chromium 153.0.8010.52-1~deb12u1.

References

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Left out here: 640 versions, 97 references and the rest of 2 source descriptions. The JSON record has them.

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