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The Hacker News
The Hacker NewsSecurity updates

Chrome V8 Zero-Day Exploited in the Wild Enables Code Execution Inside Sandbox

Google on Thursday released updates to patch 230 security vulnerabilities, including one that has come under active exploitation in the wild. The medium-severity vulnerability, assigned the CVE identifier CVE-2026-87491 (CVSS score: N/A), has been described as an out-of-bounds bug in V8, Chrome's JavaScript and WebAssembly engine. "Out-of-bounds write in V8 in Google Chrome prior to
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Help Net Security
Help Net SecuritySecurity updates

September 2026 Patch Tuesday: Record patch count, 2 zero-days, and a SigRed successor

September 2026 Patch Tuesday is here, with Microsoft delivering another record-breaking number of patches, including those for two vulnerabilities that have been exploited as zero-days. Another “new normal” is the anonymous security researcher Nightmare Eclipse publishing a zero-day proof-of-concept exploit targeting Microsoft software mere hours after Microsoft drops its Patch Tuesday fixes. This time around it’s ShieldCrash, which ostensibly bypasses the patch for CVE-2026-69414 (aka ShieldBreak), a privilege escalation bug in Microsoft Defender (i.e., the … More → The post September 2026 Patch Tuesday: Record patch count, 2 zero-days, and a SigRed successor appeared first on Help Net Security.
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Help Net Security
Help Net SecuritySecurity updates

Google fixes yet another actively exploited Chrome zero-day (CVE-2026-87491)

Google has fixed 230 vulnerabilities in Chrome, including a zero-day flaw, CVE-2026-87491, with an in-the-wild exploit. “Google is aware that an exploit for CVE-2026-87491 exists in the wild,” the company said in a Tuesday security advisory. The fix has been shipped in Chrome 153.0.8010.36 and .37 for Windows and macOS and Chrome 153.0.8010.36 for Linux. About CVE-2026-87491 CVE-2026-87491, rated Medium severity, is an out of bounds write bug in V8, Chrome’s JavaScript and WebAssembly engine, … More → The post Google fixes yet another actively exploited Chrome zero-day (CVE-2026-87491) appeared first on Help Net Security.
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The Hacker News
The Hacker NewsSecurity updates

Researcher Drops New Microsoft Defender PoC Showing ShieldBreak Patch Can Be Bypassed

The security researcher known as Chaotic Eclipse has dropped a proof-of-concept (PoC) for yet another zero-day in Microsoft Defender. The vulnerability, codenamed ShieldCrash, is assessed to be a patch bypass for CVE-2026-69414 (CVSS score: 7.8), also called ShieldBreak, which the researcher reported last month. "Microsoft has failed to properly patch ShieldBreak CVE-2026-69414," Chaotic
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The Hacker News
The Hacker NewsSecurity updates

SAP Patches CVSS 10.0 Kernel Flaw Enabling Unauthenticated Remote Code Execution

SAP has released security updates to address multiple vulnerabilities, including a maximum-severity flaw in SAP Extended Passport (EPP) Processing that could have a severe impact on the confidentiality, integrity, and availability of the application The vulnerability, tracked as CVE-2026-44756 (CVSS score: 10.0), has been described as a case of memory corruption. Discovered and reported by SAP
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The Hacker News
The Hacker NewsSecurity updates

Microsoft Patches Record 974 Flaws, Including Two Exploited Windows Zero-Days

Microsoft on Tuesday broke Patch Tuesday records by addressing an earth-shattering 974 vulnerabilities spanning its software portfolio, including two flaws that it said have been actively exploited in the wild. These include 723 flaws in Windows, 111 in Office and Office 2016, 62 in SQL, and 22 in Developer Tools. Of these, over 110 shortcomings have been assigned a critical severity rating.
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The Hacker News
The Hacker NewsSecurity updates

N-able N-central Pre-Auth RCE Flaw Exploited in the Wild

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Tuesday added a maximum-severity security flaw impacting N-able N-central to its Known Exploited Vulnerabilities (KEV) catalog, requiring Federal Civilian Executive Branch (FCEB) agencies to apply the fixes by September 11, 2026. The vulnerability in question is CVE-2026-86218 (CVSS score: 10.0), which has been described as a
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Krebs on Security
Krebs on SecuritySecurity updates

Microsoft Plugs Nearly 1,000 Security Holes

Microsoft Corp. today issued updates to plug at least 974 security holes in its Windows operating systems and other software, by far its biggest single patch batch ever. Microsoft says artificial intelligence is helping to speed the discovery of vulnerabilities, but security experts warn that many organizations already are struggling to prioritize the more human-intensive endeavor of testing and deploying so many fixes each month.
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Zero Day Initiative
Zero Day InitiativeSecurity updates

The September 2026 Security Update Review

Whelp, here we are. Deep into the new normal. With nearly 1,000 CVEs coming out from Microsoft and a healthy release from Adobe as well, there’s a phrase from my military days that comes to mind: embrace the suck. Take an extend break from your regularly scheduled activities as we take a look at the latest security patches from Adobe and Microsoft. If you’d rather watch the full video recap covering the entire release, you can check out the Patch Report webcast on our YouTube channel. It should be posted within a couple of hours after the release. Adobe Patches for September 2026 For the first part of the August release, Adobe released 10 bulletins addressing 172 unique CVEs in Adobe ColdFusion, Acrobat Reader, Commerce (two bulletins), Campaign Classic, Experience Manager, Photoshop, Illustrator, Animate, and Adobe Photoshop Mobile. Here’s this month’s overview table: Adobe Patches for September 2026 Adobe Patches for September 2026 Bulletin ID Product CVE Count Highest Severity Highest CVSS Exploited Deployment Priority APSB26-146 Adobe Commerce 1 Critical 10.0 Yes 1 APSB26-142 Adobe Campaign Classic 1 Critical 10.0 No 1 APSB26-119 Adobe ColdFusion 9 Critical 9.9 No 1 APSB26-98 Adobe Experience Manager 107 Critical 9.9 No 2 APSB26-138 Adobe Commerce 8 Critical 9.3 No 2 APSB26-141 Adobe Acrobat and Reader 32 Critical 8.8 No 2 APSB26-130 Adobe Photoshop 8 Critical 8.6 No 3 APSB26-131 Adobe Illustrator 3 Critical 8.6 No 3
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The Hacker News
The Hacker NewsSecurity updates

Adobe Patches Magento Zero-Day Exploited to Deploy Rust Backdoor and PHP Web Shell

Adobe on Monday released security patches to address a maximum-severity flaw impacting Adobe Commerce and Magento Open Source that has come under active exploitation in the wild. The vulnerability, now tracked as CVE-2026-75650 (CVSS score: 10.0), has been codenamed StyleSmuggler by Sansec, which discovered zero-day exploitation starting September 4, 2026. "This update resolves a critical
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