CVE-2026-92240

A malicious or compromised IMAP server can trigger an out-of-bounds read in the IMAP response parser by sending an untagged ' ID' response, crashing Thunderbird. The affected parsing path is reachable before authentication. This vulnerability was fixed in Thunderbird 156 and Thunderbird 140.16...

UBUNTU-CVE-2026-92240

A malicious or compromised IMAP server can trigger an out-of-bounds read in the IMAP response parser by sending an untagged ' ID' response, crashing Thunderbird. The affected parsing path is reachable before authentication. This vulnerability was fixed in Thunderbird 156 and Thunderbird 140.16...

Linux Distros Unpatched Vulnerability : CVE-2026-92240

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - A malicious or compromised IMAP server can trigger an out-of-bounds read in the IMAP response parser by sending an untagged ' ID' response, crashing Thunderbird...

Mozilla Thunderbird < 153.3

The version of Thunderbird installed on the remote macOS or Mac OS X host is prior to 153.3. It is, therefore, affected by multiple vulnerabilities as referenced in the mfsa2026-96 advisory. - Privilege escalation in the Enterprise Policies component. This vulnerability was fixed in Firefox 156,...

Mozilla Thunderbird < 153.3

The version of Thunderbird installed on the remote Windows host is prior to 153.3. It is, therefore, affected by multiple vulnerabilities as referenced in the mfsa2026-96 advisory. - Privilege escalation in the Enterprise Policies component. This vulnerability was fixed in Firefox 156, Firefox ES...

DEBIAN-CVE-2026-92240

A malicious or compromised IMAP server can trigger an out-of-bounds read in the IMAP response parser by sending an untagged ' ID' response, crashing Thunderbird. The affected parsing path is reachable before authentication. This vulnerability was fixed in Thunderbird 156, Thunderbird 140.16, and...

CVE-2026-92240 Out-of-bounds read in IMAP response parser

A malicious or compromised IMAP server can trigger an out-of-bounds read in the IMAP response parser by sending an untagged ' ID' response, crashing Thunderbird. The affected parsing path is reachable before authentication. This vulnerability was fixed in Thunderbird 156, Thunderbird 140.16, and...

CVE-2026-92240

A malicious or compromised IMAP server can trigger an out-of-bounds read in the IMAP response parser in Thunderbird by sending an untagged * ID response, causing the application to crash. The affected parsing path is reachable before authentication , broadening the attack surface. The vulnerabili...

aiohttp: AIOHTTP: Denial of Service via malformed HTTP responses

A flaw was found in AIOHTTP, an asynchronous HTTP client/server framework. This vulnerability involves an out-of-bounds heap read in the C response parser when processing malformed HTTP responses. An attacker operating a malicious server, or even an accidental malformed response, could exploit th...

aiohttp: AIOHTTP: Denial of Service via malformed HTTP responses

A flaw was found in AIOHTTP, an asynchronous HTTP client/server framework. This vulnerability involves an out-of-bounds heap read in the C response parser when processing malformed HTTP responses. An attacker operating a malicious server, or even an accidental malformed response, could exploit th...

aiohttp: AIOHTTP: Denial of Service via malformed HTTP responses

A flaw was found in AIOHTTP, an asynchronous HTTP client/server framework. This vulnerability involves an out-of-bounds heap read in the C response parser when processing malformed HTTP responses. An attacker operating a malicious server, or even an accidental malformed response, could exploit th...

OPENSUSE-SU-2026:21687-1 Security update for python-aiohttp

This update for python-aiohttp fixes the following issues: - CVE-2026-59881: excessive resource consumption due to WebSocket client accepting compressed frames without negotiated permessage-deflate bsc1273125. - CVE-2026-69243: HTTP request smuggling via the WebSocket upgrade procedure bsc1273553...

aiohttp: AIOHTTP: Denial of Service via malformed HTTP responses

A flaw was found in AIOHTTP, an asynchronous HTTP client/server framework. This vulnerability involves an out-of-bounds heap read in the C response parser when processing malformed HTTP responses. An attacker operating a malicious server, or even an accidental malformed response, could exploit th...

aiohttp: AIOHTTP: Denial of Service via malformed HTTP responses

A flaw was found in AIOHTTP, an asynchronous HTTP client/server framework. This vulnerability involves an out-of-bounds heap read in the C response parser when processing malformed HTTP responses. An attacker operating a malicious server, or even an accidental malformed response, could exploit th...

CVE-2026-12520 Stack buffer overflow and off-by-one writes in Zephyr HL7800 modem AT response handlers

The Sierra Wireless HL7800 cellular modem driver drivers/modem/vendorstandalone/hl7800.c, located at drivers/modem/hl7800.c in v4.4.0 and earlier parses AT responses with roughly twenty handlers that call netbuflinearizevalue, sizeofvalue, buf, 0, len into a 128-byte stack buffer and then write...

CVE-2026-69244

A flaw was found in AIOHTTP, an asynchronous HTTP client/server framework. This vulnerability involves an out-of-bounds heap read in the C response parser when processing malformed HTTP responses. An attacker operating a malicious server, or even an accidental malformed response, could exploit th...

CVE-2026-69244

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to 3.14.3, an out-of-bounds heap read could occur in the C response parser while building an error message for a malformed response. An attacker controlled server, or possibly an accidental response, could trigg...

AZL-94553 CVE-2026-69244 affecting package python-aiohttp 3.6.2-3

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to 3.14.3, an out-of-bounds heap read could occur in the C response parser while building an error message for a malformed response. An attacker controlled server, or possibly an accidental response, could trigg...

CVE-2026-69244

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to 3.14.3, an out-of-bounds heap read could occur in the C response parser while building an error message for a malformed response. An attacker controlled server, or possibly an accidental response, could trigg...

CVE-2026-69244

AIOHTTP vulnerability CVE-2026-69244 affects the aiohttp library prior to 3.14.3. The issue is an out-of-bounds heap read in the C-based response parser during error message construction, specifically in aiohttp/_http_parser.pyx where an llhttp error-position pointer is used to build a snippet fo...