CVE-2026-54715

GoAccess is a real-time web log analyzer and interactive viewer that runs in a terminal in nix systems or through the browser. In version 1.10.2, parsebrowser assumes the matched browser token begins with Opera and moves a trailing version substring to match plus five, allowing a crafted User-Age...

CVE-2026-54715 GoAccess: Heap Out-of-Bounds Write in parse_browser()

GoAccess is a real-time web log analyzer and interactive viewer that runs in a terminal in nix systems or through the browser. In version 1.10.2, parsebrowser assumes the matched browser token begins with Opera and moves a trailing version substring to match plus five, allowing a crafted User-Age...

CVE-2026-54715 GoAccess: Heap Out-of-Bounds Write in parse_browser()

GoAccess is a real-time web log analyzer and interactive viewer that runs in a terminal in nix systems or through the browser. In version 1.10.2, parsebrowser assumes the matched browser token begins with Opera and moves a trailing version substring to match plus five, allowing a crafted User-Age...

EUVD-2026-51300

GoAccess is a real-time web log analyzer and interactive viewer that runs in a terminal in nix systems or through the browser. In version 1.10.2, parsebrowser assumes the matched browser token begins with Opera and moves a trailing version substring to match plus five, allowing a crafted User-Age...

Opera GX Flaw Let Malicious Sites Auto-Install Mods to Steal Data From Visited Pages

Researchers found a flaw in Opera GX, the gaming-focused version of the Opera browser, that let a malicious website silently install a browser add-on and use it to lift specific data from the pages a victim visits. In a proof of concept, they reconstructed a signed-in user's full Gmail address fr...

Update your browser: Security fix for Chrome zero-day CVE-2026-11645

News, Security Update your browser: Security fix for Chrome zero-day CVE-2026-11645 Share June 11th, 2026 Hi everyone! The latest patches to Opera’s browsers address several recent vulnerabilities, including a zero-day exploit CVE-2026-11645. We recommend updating your browsers to the latest...

Google Chromium V8 Out-of-Bounds Read and Write Vulnerability

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

CVE-2026-34311

Vulnerability in the Oracle Hospitality OPERA 5 Property Services product of Oracle Hospitality Applications component: Opera. Supported versions that are affected are 5.6.19.24, 5.6.22, 5.6.25.19, 5.6.27.6 and 5.6.28. Easily exploitable vulnerability allows unauthenticated attacker with network...

CVE-2026-34311

Vulnerability in the Oracle Hospitality OPERA 5 Property Services product of Oracle Hospitality Applications component: Opera. Supported versions that are affected are 5.6.19.24, 5.6.22, 5.6.25.19, 5.6.27.6 and 5.6.28. Easily exploitable vulnerability allows unauthenticated attacker with network...

EUVD-2026-33036

Vulnerability in the Oracle Hospitality OPERA 5 Property Services product of Oracle Hospitality Applications component: Opera. Supported versions that are affected are 5.6.19.24, 5.6.22, 5.6.25.19, 5.6.27.6 and 5.6.28. Easily exploitable vulnerability allows unauthenticated attacker with network...

CVE-2026-34311

Vulnerability in the Oracle Hospitality OPERA 5 Property Services product of Oracle Hospitality Applications component: Opera. Supported versions that are affected are 5.6.19.24, 5.6.22, 5.6.25.19, 5.6.27.6 and 5.6.28. Easily exploitable vulnerability allows unauthenticated attacker with network...

PT-2026-44506

Vulnerability in the Oracle Hospitality OPERA 5 Property Services product of Oracle Hospitality Applications component: Opera. Supported versions that are affected are 5.6.19.24, 5.6.22, 5.6.25.19, 5.6.27.6 and 5.6.28. Easily exploitable vulnerability allows unauthenticated attacker with network...

Oracle Hospitality OPERA 5 Property Services 安全漏洞

Oracle Hospitality OPERA 5 Property Services is a Windows-based application component developed by Oracle Corporation, used for processing payment card transactions. Vulnerabilities exist in versions 5.6.19.24, 5.6.22, 5.6.25.19, 5.6.27.6, and 5.6.28 of Oracle Hospitality OPERA 5 Property Service...

How we keep Opera users and products safe: Inside the role of Head of Security

Security How we keep Opera users and products safe: Inside the role of Head of Security Share May 8th, 2026 We usually think of security only when something goes wrong – whether it’s a suspicious login we noticed, a strange pop-up we got while browsing, or a headline we read about a data breach...

KLA91053 Multiple vulnerabilities in Opera

Multiple vulnerabilities were found in Opera. Malicious users can exploit these vulnerabilities to execute arbitrary code, cause denial of service. Below is a complete list of vulnerabilities: 1. A remote code execution vulnerability in Codecs can be exploited remotely to execute arbitrary code. ...

How Opera’s Security team helps make the web safer through responsible disclosure

Security How Opera’s Security team helps make the web safer through responsible disclosure Share April 17th, 2026 Hi everyone! At Opera, we have 30 years of experience in building safe and secure browsers. Our seasoned Security team collaborates internally as well as with external researchers to...

KLA91054 Multiple vulnerabilities in Opera

Multiple vulnerabilities were found in Opera. Malicious users can exploit these vulnerabilities to cause denial of service, execute arbitrary code. Below is a complete list of vulnerabilities: 1. Out of bounds read vulnerability in WebCodecs can be exploited to cause denial of service. 2. Use aft...

Update your browser: Security fix for Chrome zero-day CVE-2026-5281

News, Security Update your browser: Security fix for Chrome zero-day CVE-2026-5281 Share April 4th, 2026 Hi everyone! The latest patches to Opera’s browsers address several recent vulnerabilities, including a zero-day exploit CVE-2026-5281. We recommend updating your browsers to the latest versio...

KLA90964 DoS vulnerabilities in Opera

Denial of service vulnerabilities were found in Opera. Malicious users can exploit these vulnerabilities to cause denial of service. Below is a complete list of vulnerabilities: 1. Out of bounds memory read vulnerability in Media can be exploited to cause denial of service. 2. Out of bounds memor...

KLA90942 Multiple vulnerabilities in Opera

Multiple vulnerabilities were found in Opera. Malicious users can exploit these vulnerabilities to cause denial of service, execute arbitrary code. Below is a complete list of vulnerabilities: 1. Out of bounds write vulnerability in Skia can be exploited to cause denial of service. 2. Inappropria...