CVE-2026-26123

Cwe is not in rca categories in Microsoft Authenticator allows an unauthorized attacker to disclose information locally...

Deserialization of Untrusted Data

Overview Affected versions of this package are vulnerable to Deserialization of Untrusted Data in the unserialize process of the AccessTokenAuthenticator class when restoring OAuth token state from cache or storage using PHP's unserialize with allowedclasses = true. An attacker can achieve...

CVE-2026-33942

Saloon is a PHP library that gives users tools to build API integrations and SDKs. Versions prior to 4.0.0 used PHP's unserialize in AccessTokenAuthenticator::unserialize to restore OAuth token state from cache or storage, with allowedclasses = true. An attacker who can control the serialized...

CVE-2026-33942 Saloon has insecure deserialization in AccessTokenAuthenticator (object injection / RCE)

Saloon is a PHP library that gives users tools to build API integrations and SDKs. Versions prior to 4.0.0 used PHP's unserialize in AccessTokenAuthenticator::unserialize to restore OAuth token state from cache or storage, with allowedclasses = true. An attacker who can control the serialized...

CVE-2026-33942

Saloon PHP library prior to version 4.0.0 deserializes OAuth token state via PHP unserialize() in AccessTokenAuthenticator::unserialize() with allowed_classes enabled. An attacker who controls the serialized data (e.g., by overwriting a cached token or injection) can submit a gadget object; upon ...

Saloon 代码问题漏洞

Saloon is a PHP API integration and SDK library developed by Saloon PHP Open Source. Versions of Saloon prior to 4.0.0 had code vulnerabilities. These vulnerabilities stemmed from the use of un serialize in AccessTokenAuthenticator::un serialize, which used PHP’s un serialize method to restore th...

Meet Khaled Mohamed: the bug hunter who found a Microsoft flaw

It’s only on rare occasions that anyone pays attention to the acknowledgment section of a vulnerability disclosure. But for the person who found the bug, it's often the conclusion of hours of work, trial and error, searching for recognition, and finally seeing the vulnerability get patched. Bug...

A week in security (March 9 – March 15)

Last week on Malwarebytes Labs: Watch out for fake Malwarebytes renewal notices in your calendar Google patches two Chrome zero-days under active attack. Update now Attackers impersonate Temu in ClickFix $Temu airdrop scam Apple patches Coruna exploit kit flaws for older iOS versions This Android...

Microsoft Authenticator could leak login codes—update your app now

A vulnerability in Microsoft Authenticator for both iOS and Android CVE-2026-26123 could leak your one-time sign-in codes or authentication deep links to a malicious app on the same device. Deep links are predefined URIs Uniform Resource Identifiers that allow direct access to an activity in a we...

EUVD-2026-10796

Cwe is not in rca categories in Microsoft Authenticator allows an unauthorized attacker to disclose information locally...

EUVD-2026-10797

Cwe is not in rca categories in Microsoft Authenticator allows an unauthorized attacker to disclose information locally...

Vulnerability fixed in Microsoft Authenticator app

Microsoft has fixed a vulnerability in the Authenticator app for Android and iOS. A malicious party could exploit the vulnerability to gain access to sensitive data. Successful abuse requires the malicious party to trick the victim into installing a rogue app. This app can then be misused to...

CVE-2026-26123

Cwe is not in rca categories in Microsoft Authenticator allows an unauthorized attacker to disclose information locally...

CVE-2026-26123

Cwe is not in rca categories in Microsoft Authenticator allows an unauthorized attacker to disclose information locally...

CVE-2026-26123 Microsoft Authenticator Information Disclosure Vulnerability

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CVE-2026-26123

Cwe is not in rca categories in Microsoft Authenticator allows an unauthorized attacker to disclose information locally...

CVE-2026-26123

Summary: CVE-2026-26123 affects Microsoft Authenticator for iOS and Android. A malicious app on the same device could intercept sign-in flows by hijacking deep links/QR-based sign-ins, potentially exposing one-time codes and allowing account takeover, bypassing MFA protections. The vulnerability ...

CVE-2026-26123 Microsoft Authenticator Information Disclosure Vulnerability

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Microsoft Authenticator Information Disclosure Vulnerability

Cwe is not in rca categories in Microsoft Authenticator allows an unauthorized attacker to disclose information locally...

KLA90927 OSI vulnerability in Microsoft Apps

An information disclosure vulnerability was found in Microsoft Apps. Malicious users can exploit this vulnerability to obtain sensitive information, bypass security restrictions. Original advisories CVE-2026-26123 Exploitation CVE list CVE-2026-26123 high Solution Install necessary updates from t...