Security fix: Addressing a GX mods vulnerability

News, Security Security fix: Addressing a GX mods vulnerability Share July 3rd, 2026 Hi Opera users, Recently, an independent security researcher responsibly disclosed a vulnerability in Opera GX. The vulnerability, which has since been patched, took advantage of our mods functionality. After...

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...

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...

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...

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...

CVE-2026-34311: Undefined Security Weakness

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...

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...

Update your browser: Security fix for Chrome zero-days CVE 2026-3909 & CVE-2026-3910

News, Security Update your browser: Security fix for Chrome zero-days CVE 2026-3909 & CVE-2026-3910 Share March 14th, 2026 Hi everyone! The latest patches to Opera’s browsers address several recent vulnerabilities, including two zero-day exploits CVE 2026-3909 and CVE-2026-3910. We recommend...

Google Chromium V8 Improper Restriction of Operations Within the Bounds of a Memory Buffer Vulnerability

Google Chromium V8 contains an improper restriction of operations within the bounds of a memory buffer 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,...

Update your browser: Security fix for Chrome zero-day CVE-2026-2441

News, Security Update your browser: Security fix for Chrome zero-day CVE-2026-2441 Share February 16th, 2026 Hi everyone! The latest patches to Opera, Opera GX, Opera Air, Opera Neon, and Opera for Android address several recent vulnerabilities, including a zero-day exploit CVE-2026-2441. We...