Facebook

The HTTP/2 protocol allows a denial of service (server resource consumption) because request cancellation can reset many streams quickly, as exploited in the wild in August through October 2023.

The SPDY/2 codec in Facebook Proxygen before 2015-11-09 truncates a certain field to two bytes, which allows hijacking and injection attacks.

Infinite recursion in wddx in Facebook HHVM before 3.15.0 allows attackers to have unspecified impact via unknown vectors.

The array_*_recursive functions in Facebook HHVM before 3.15.0 allows attackers to have unspecified impact via unknown vectors, related to recursion.

Self recursion in compact in Facebook HHVM before 3.15.0 allows attackers to have unspecified impact via unknown vectors.

Integer overflow in StringUtil::implode in Facebook HHVM before 3.15.0 allows attackers to have unspecified impact via unknown vectors.

Integer overflow in bcmath in Facebook HHVM before 3.15.0 allows attackers to have unspecified impact via unknown vectors, which triggers a buffer overflow.

Out-of-bounds write in the (1) mb_detect_encoding, (2) mb_send_mail, and (3) mb_detect_order functions in Facebook HHVM before 3.15.0 allows attackers to have unspecified impact via unknown vectors.

A use-after-free vulnerability involving upgradeToRocket requests can cause the application to crash or potentially result in code execution or other undesirable effects. This issue affects Facebook Thrift prior to v2024.09.09.00.

Facebook Proxygen before 2015-11-09 mismanages HTTPMessage.request state, which allows remote attackers to conduct hijacking attacks and bypass ACL checks.

The SPDY/2 codec in Facebook Proxygen before 2015-11-09 allows remote attackers to conduct hijacking attacks and bypass ACL checks via a crafted host value.

A heap-buffer-overflow vulnerability is possible in mvfst via a specially crafted message during a QUIC session. This issue affects mvfst versions prior to v2025.07.07.00.

A denial of service vulnerability could be triggered by sending specially crafted HTTP requests to server function endpoints, this could lead to server crashes, out-of-memory exceptions or excessive CPU usage; affecting the following packages: react-server-dom-webpack,…

A null-dereference vulnerability involving parsing requests specifying invalid protocols can cause the application to crash or potentially result in other undesirable effects. This issue affects Facebook Thrift from v2024.09.09.00 until v2024.09.23.00.

A vulnerability in WhatsApp Desktop versions prior to 0.3.9309 when paired with WhatsApp for iPhone versions prior to 2.20.10 allows cross-site scripting and local file reading. Exploiting the vulnerability requires the victim to click a link preview from a specially crafted…

Affected versions of `react` are vulnerable to Cross-Site Scripting (XSS). The package fails to properly sanitize input used to create keys. This may allow attackers to execute arbitrary JavaScript if a key is generated from user input. ## Recommendation If you are using…

A buffer overflow vulnerability in WhatsApp VOIP stack allowed remote code execution via specially crafted series of RTCP packets sent to a target phone number. The issue affects WhatsApp for Android prior to v2.19.134, WhatsApp Business for Android prior to v2.19.44, WhatsApp…

Incomplete authorization of linked device synchronization messages in WhatsApp for iOS prior to v2.25.21.73, WhatsApp Business for iOS v2.25.21.78, and WhatsApp for Mac v2.25.21.78 could have allowed an unrelated user to trigger processing of content from an arbitrary URL on a…

Heap-based buffer overflow in the Facebook PhotoUploader ActiveX control 5.0.14.0 and earlier allows remote attackers to execute arbitrary code via a long FileMask property value.

Multiple stack-based buffer overflows in Aurigma Image Uploader ActiveX control (ImageUploader4.ocx) 4.6.17.0, 4.5.70.0, and 4.5.126.0, and ImageUploader5 5.0.10.0, as used by Facebook PhotoUploader 4.5.57.0, allow remote attackers to execute arbitrary code via long (1)…