The vulnerability of the RoundCube Webmail email client, related to the execution of a loop with an unavailable exit condition, allows a hacker to cause a service failure.

The vulnerability of the RoundCube Webmail email client is related to the execution of a loop with an unreachable exit condition. Exploiting this vulnerability could allow a malicious actor to cause service failures...

The vulnerability of the TreeObject.insert_child() function in the Python library for working with PDF files, PyPDF, allows a hacker to cause a service failure.

The vulnerability of the TreeObject.insertchild function in the Python library for working with PDF files PyPDF is related to the execution of a loop with an unreachable exit condition. Exploiting this vulnerability could allow an attacker to cause a service failure...

PT-2026-89177

Summary Chat histories are stored as an unvalidated JSON object. After a message is deleted, the code that picks the chat's new current message walked down the childrenIds links without recording where it had already been. Any account with the default user role could store a chat whose messages...

PT-2026-89676

strongSwan 4.6.2 through 6.0.7 has an infinite loop in PKCS5 decryption...

The vulnerability of the cfg80211_merge_profile() function in the net/wireless/scan.c module of the Linux operating system’s wireless communication support allows a attacker to compromise the confidentiality, integrity, and accessibility of protected information.

The vulnerability of the cfg80211mergeprofile function in the net/wireless/scan.c module related to Linux’s wireless communication support is associated with the execution of a loop with an unreachable exit condition an “infinite loop”. Exploiting this vulnerability could allow an attacker to...

CVE-2026-87013: Loop with Unreachable Exit Condition

Open WebUI is an extensible, feature-rich, and user-friendly self-hosted AI platform. From 0.10.0 until 0.11.1, POST /api/v1/folders/id/update/parent allowed a user to place a folder under itself or one of its descendants, while the folder tree walks used by DELETE /api/v1/folders/id and POST...

PT-2026-89179

Summary Chat histories are stored as an unvalidated JSON object. The walk that reconstructs a chat's message chain detected repeats using each message's own id field while moving through the history by map key, so a message that simply omitted id was never recorded as visited. A history whose...

CVE-2026-87011: Asymmetric Resource Consumption (Amplification)

Open WebUI is an extensible, feature-rich, and user-friendly self-hosted AI platform. From 0.9.0 until 0.11.1, the unauthenticated POST /oauth/backchannel-logout handler in backend/openwebui/utils/oauth.py fetched the OIDC discovery document and signing keys before validating a submitted logout...

The vulnerability of the function batadv_bla_send_claim() in the net/batman-adv/bridge_loop_avoidance.c module, which is part of the network functions of the Linux operating system’s kernel, allows a hacker to trigger a service failure.

The vulnerability of the batadvblasendclaim function in the net/batman-adv/bridgeloopavoidance.c module, which is part of the network functions of the Linux operating system’s kernel, relates to the use of pointers. Exploiting this vulnerability could allow a malicious actor to cause service...

PT-2026-89158

Summary The OIDC back-channel logout endpoint is unauthenticated by design, because the identity provider calls it without a browser session. Before checking whether the submitted logout token was genuine, the handler fetched the provider's discovery document and its signing keys over the network...

The vulnerability of the rt6_fill_node() function in the net/ipv6/route.c module of the IPv6 protocol implementation in the Linux operating system allows a attacker to cause a service failure.

The vulnerability of the rt6fillnode function in the net/ipv6/route.c module of the IPv6 protocol implementation in the Linux operating system is related to the execution of a loop with an unreachable exit condition an “infinite loop”. Exploitation of this vulnerability could allow a remote...

The vulnerability of the l2tp_session_unhash() function in the net/l2tp/l2tp_core.c module of the Linux operating system’s L2TP tunneling protocol implementation allows a attacker to compromise the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the l2tpsessionunhash function in the net/l2tp/l2tpcore.c module of the Linux operating system’s L2TP tunneling protocol implementation is related to the execution of a loop with an unreachable exit condition “Infinite loop”. Exploiting this vulnerability could allow an...

EUVD-2026-67932

multer vulnerable to Denial of Service via oversized array index in field names...

EUVD-2026-69231

xmldom: Quadratic-time attribute deduplication...

HTTPX2: Quadratic SSE line buffering can cause CPU denial of service

Summary HTTPX2's Server-Sent Events SSE parser repeatedly copied and rescanned buffered text when a server split one unterminated line across many response chunks. The total work grows quadratically with the length of the line. An attacker-controlled or compromised SSE endpoint can exploit this...

xmldom PI grammar regex ReDoS: quadratic backtracking on unterminated processing instructions

Summary @xmldom/xmldom's processing-instruction PI grammar regex exhibits quadratic-time backtracking ReDoS when parsing an unterminated processing instruction. A single small XML document containing forces the regular expression engine into On² work, stalling the Node.js event loop. The input is...

EUVD-2026-63092

Netty: Fragmented ClientHello records trigger quadratic pre-handshake reassembly in default SNI parsing...

Security Bulletin:Vulnerabilities exists in cyclops of IBM Netezza Appliance

Summary Vulnerabilities identified in cyclops of IBM Netezza Appliance have been addressed in version 11.3.1.4. Vulnerability Details CVEID:CVE-2026-59843 DESCRIPTION: A flaw was found in libssh. A remote authenticated peer can advertise a zero maximum packet size in SSHMSGCHANNELOPEN, causing...

net/http/internal/http2: golang: golang.org/x/net: Go HTTP/2: Denial of Service via malformed SETTINGS_MAX_FRAME_SIZE frame

A flaw was found in the HTTP/2 protocol implementation within the Go standard library golang.org/x/net and net/http/internal/http2. A remote attacker can exploit this vulnerability by sending a specially crafted HTTP/2 SETTINGS frame with the SETTINGSMAXFRAMESIZE parameter set to zero. This...

net/http/internal/http2: golang: golang.org/x/net: Go HTTP/2: Denial of Service via malformed SETTINGS_MAX_FRAME_SIZE frame

A flaw was found in the HTTP/2 protocol implementation within the Go standard library golang.org/x/net and net/http/internal/http2. A remote attacker can exploit this vulnerability by sending a specially crafted HTTP/2 SETTINGS frame with the SETTINGSMAXFRAMESIZE parameter set to zero. This...