CVE-2026-15903
published 2026-07-20CVE-2026-15903: Out of bounds read and write in V8 in Google Chrome prior to 150.0.7871.128 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted…
PriorityP353high8.8CVSS 3.1
AVNACLPRNUIRSUCHIHAH
EPSS
0.41%
33.8th percentile
Out of bounds read and write in V8 in Google Chrome prior to 150.0.7871.128 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: High)
Affected
4 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| chrome | < 150.0.7871.128 | 150.0.7871.128 | |
| chrome | >= 150.0.7871.128 < 150.0.7871.128 | 150.0.7871.128 | |
| chrome_desktop | — | — | |
| paloalto | prisma_browser | — | — |
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GHSA
Out of bounds read and write in V8 in Google Chrome prior to 150.0.7871.128 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page.
ghsa_unreviewed·2026-07-21
CVE-2026-15903 Out of bounds read and write in V8 in Google Chrome prior to 150.0.7871.128 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page.
Out of bounds read and write in V8 in Google Chrome prior to 150.0.7871.128 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: High)
VulDB
Google Chrome up to 150.0.7871.125 V8 out-of-bounds write (WID-SEC-2026-2398)
vuldb·2026-07-18
CVE-2026-15903 [CRITICAL] Google Chrome up to 150.0.7871.125 V8 out-of-bounds write (WID-SEC-2026-2398)
A vulnerability was found in Google Chrome and classified as critical. The impacted element is an unknown function of the component V8. Such manipulation leads to out-of-bounds write.
This vulnerability is referenced as CVE-2026-15903. It is possible to launch the attack remotely. No exploit is available.
It is suggested to upgrade the affected component.
Palo Alto
PAN-SA-2026-0011 Chromium: Monthly Vulnerability Update (August 2026)
vendor_paloalto·2026-08-12·CVSS 8.1
CVE-2026-13774 [HIGH] PAN-SA-2026-0011 Chromium: Monthly Vulnerability Update (August 2026)
PAN-SA-2026-0011 Chromium: Monthly Vulnerability Update (August 2026)
Palo Alto Networks incorporated the following Chromium security fixes into our products: https://chromereleases.googleblog.com/2026/08/stable-channel-update-for-desktop.html https://chromereleases.googleblog.com/2026/07/stable-channel-update-for-desktop_0887107924.html https://chromereleases.googleblog.com/2026/07/stable-channel-update-for-desktop_01320465736.html https://chromereleases.googleblog.com/2026/07/stable-channel-update-for-desktop_0256605430.html https://chromereleases.googleblog.com/2026/07/stable-channel-update-for-desktop_049796704.html https://chromereleases.googleblog.com/2026/07/stable-channel-update-for-desktop_0353146366.html https://chromereleases.googleblog.com/2026/07/stable-channel-update-for-des
Chrome
Stable Channel Update for Desktop: CVE-2026-15902
vendor_chrome·2026-07-16
CVE-2026-15902 [HIGH] Stable Channel Update for Desktop: CVE-2026-15902
Stable Channel Update for Desktop
CVE-2026-15902: Use after free in Cast. Reported by Google on 2026-06-10 [TBD][ 531503216 ] High CVE-2026-15903: Out of bounds read and write in V8
Reported by OpenAI Codex Security (amyb) on 2026-07-06 [N/A][ 532925350 ] High CVE-2026-15904: Use after free in Ozone
Severity: high
No detection rules found.
No public exploits indexed.
Hackernews
OpenAI Launches GPT-5.6-Cyber with Reduced Safeguards for Exploit Development
blogs_hackernews·2026-08-11
CVE-2026-15903 OpenAI Launches GPT-5.6-Cyber with Reduced Safeguards for Exploit Development
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## OpenAI Launches GPT-5.6-Cyber with Reduced Safeguards for Exploit Development
OpenAI on Monday unveiled a new cybersecurity-focused model called GPT‑5.6‑Cyber that it said is focused on vulnerability research, penetration testing, and incident response.
"Built on GPT‑5.6 Sol, it is trained to improve capabilities on several specialized cybersecurity tasks (e.g., finding zero-day vulnerabilities and developing exploit chains) and to reduce refusals for certain higher-risk, dual-use cyber tasks," OpenAI said .
The artificial intelligence (AI) company said it's making GPT 5.6 Cyber available through Daybreak Red, a new tier th
Bugzilla
CVE-2026-15899 CVE-2026-15900 CVE-2026-15901 CVE-2026-15902 CVE-2026-15903 CVE-2026-15904 CVE-2026-15905 chromium: various flaws [epel-all]
bugzilla·2026-07-29·CVSS 9.6
CVE-2026-15899 [CRITICAL] CVE-2026-15899 CVE-2026-15900 CVE-2026-15901 CVE-2026-15902 CVE-2026-15903 CVE-2026-15904 CVE-2026-15905 chromium: various flaws [epel-all]
CVE-2026-15899 CVE-2026-15900 CVE-2026-15901 CVE-2026-15902 CVE-2026-15903 CVE-2026-15904 CVE-2026-15905 chromium: various flaws [epel-all]
Disclaimer: Community trackers are created by Red Hat Product Security team on a best effort basis. Package maintainers are required to ascertain if the flaw indeed affects their package, before starting the update process.
Use after free in CameraCapture in Google Chrome on Mac prior to 150.0.7871.128 allowed a remote attacker to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: Critical)
Use after free in GPU in Google Chrome on Android prior to 150.0.7871.128 allowed a remote attacker to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: Critical)
Use after free in
Bugzilla
CVE-2026-15899 CVE-2026-15900 CVE-2026-15901 CVE-2026-15902 CVE-2026-15903 CVE-2026-15904 CVE-2026-15905 chromium: various flaws [fedora-all]
bugzilla·2026-07-29·CVSS 9.6
CVE-2026-15899 [CRITICAL] CVE-2026-15899 CVE-2026-15900 CVE-2026-15901 CVE-2026-15902 CVE-2026-15903 CVE-2026-15904 CVE-2026-15905 chromium: various flaws [fedora-all]
CVE-2026-15899 CVE-2026-15900 CVE-2026-15901 CVE-2026-15902 CVE-2026-15903 CVE-2026-15904 CVE-2026-15905 chromium: various flaws [fedora-all]
Disclaimer: Community trackers are created by Red Hat Product Security team on a best effort basis. Package maintainers are required to ascertain if the flaw indeed affects their package, before starting the update process.
Use after free in CameraCapture in Google Chrome on Mac prior to 150.0.7871.128 allowed a remote attacker to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: Critical)
Use after free in GPU in Google Chrome on Android prior to 150.0.7871.128 allowed a remote attacker to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: Critical)
Use after free i
Bugzilla
CVE-2026-15903 chromium-browser: Chromium: Arbitrary code execution via crafted HTML page
bugzilla·2026-07-20·CVSS 8.8
CVE-2026-15903 [HIGH] CVE-2026-15903 chromium-browser: Chromium: Arbitrary code execution via crafted HTML page
CVE-2026-15903 chromium-browser: Chromium: Arbitrary code execution via crafted HTML page
Out of bounds read and write in V8 in Google Chrome prior to 150.0.7871.128 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: High)
2026-07-20
Published