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CVE-2026-41499

Wazuh: Multiple Heap-based NULL WRITE Buffer Underflows in parse_uname_string()

Wazuh is a free and open source platform used for threat prevention, detection, and response. From version 4.0.0 to before version 4.14.4, multiple heap-based out-of-bounds WRITE vulnerabilities exist in parse_uname_string() (remoted_op.c). This function processes OS identification data from agents and contains a dangerous code pattern that appears in 4 locations within the same function: writing to strlen(ptr) - 1 without checking for empty strings. When the string is empty, strlen() returns 0, and 0 - 1 wraps to SIZE_MAX due to unsigned integer underflow. Due to pointer arithmetic wrapping, SIZE_MAX effectively becomes -1, causing a write exactly 1 byte before the allocated buffer. This corrupts heap metadata (e.g., the chunk size field in glibc malloc), leading to heap corruption. This issue has been patched in version 4.14.4.

CVSS 3.1 · 6.5 Medium EPSS < 1% KEV · Not listed
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CVE-2026-5398

Kernel use-after-free bug in the TIOCNOTTY handler

The implementation of TIOCNOTTY failed to clear a back-pointer from the structure representing the controlling terminal to the calling process' session. If the invoking process then exits, the terminal structure may end up containing a pointer to freed memory. A malicious process can abuse the dangling pointer to grant itself root privileges.

CVSS 3.1 · 8.4 High EPSS < 1% KEV · Not listed
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CVE-2026-6386

Missing large page handling in pmap_pkru_update_range()

In order to apply a particular protection key to an address range, the kernel must update the corresponding page table entries. The subroutine which handled this failed to take into account the presence of 1GB largepage mappings created using the shm_create_largepage(3) interface. In particular, it would always treat a page directory page entry as pointing to another page table page. The bug can be abused by an unprivileged user to cause pmap_pkru_update_range() to treat userspace memory as a page table page, and thus overwrite memory to which the application would otherwise not have access.

CVSS 3.1 · 6.2 Medium EPSS < 1% KEV · Not listed
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CVE-2026-7164

pf can overflow the stack parsing crafted SCTP packets

Incorrect packet validation allowed unbounded recursion parsing SCTP chunk parameters. This can eventually result in a stack overflow and panic. Remote attackers can craft packets which cause affected systems to panic. This affects any system where pf is configured to process traffic, independent of the configured ruleset.

CVSS 3.1 · 7.5 High EPSS < 1% KEV · Not listed
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CVE-2026-39457

Stack overflow via select() file descriptor set overflow

When exchanging data over a socket, libnv uses select(2) to wait for data to arrive. However, it does not verify whether the provided socket descriptor fits in select(2)'s file descriptor set size limit of FD_SETSIZE (1024). An attacker who is able to force a libnv application to allocate large file descriptors, e.g., by opening many descriptors and executing a program which is not careful to close them upon startup, can trigger stack corruption. If the target application is setuid-root, then this could be used to elevate local privileges.

CVSS 3.1 · 7.8 High EPSS < 1% KEV · Not listed
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CVE-2026-22828

Heap Based Buffer Overflow in Fortinet FortiAnalyzer Cloud and FortiManager Cloud Allowing Remote Code Execution

A heap-based buffer overflow vulnerability in Fortinet FortiAnalyzer Cloud 7.6.2 through 7.6.4, FortiManager Cloud 7.6.2 through 7.6.4 may allow a remote unauthenticated attacker to execute arbitrary code or commands via specifically crafted requests. Successful exploitation would require a large amount of effort in preparation because of ASLR and network segmentation

CVSS 3.1 · 7.3 High EPSS < 1% KEV · Not listed
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CVE-2025-52641

Internal Filesystem Exploration vulnerability

HCL AION is affected by a vulnerability where certain system behaviours may allow exploration of internal filesystem structures. Exposure of such information may provide insights into the underlying environment, which could potentially aid in further targeted actions or limited information disclosure.

CVSS 3.1 · 2.9 Low EPSS < 1% KEV · Not listed
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CVE-2026-40230

Helpy 2.8.0 - Stored XSS in knowledgebase Doc body rendering

Helpy contains a stored cross-site scripting vulnerability in the knowledge base Doc rendering logic. An authenticated attacker with admin or agent editor privileges can persist arbitrary HTML or JavaScript in the body field of a knowledge base Doc.This issue affects helpy: 2.8.0.

CVSS 4.0 · 4.8 Medium EPSS < 1% KEV · Not listed
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CVE-2026-40229

Helpy 2.8.0 - Stored XSS in post author display via PostsHelper

Helpy contains a stored cross-site scripting vulnerability in the post author display logic. Any registered user can persist arbitrary HTML in their account name field and cause it to be rendered unescaped in public forum threads where they participate, in the admin ticket view, and in HTML notification emails sent to other users.This issue affects helpy: 2.8.0.

CVSS 4.0 · 5.1 Medium EPSS < 1% KEV · Not listed
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CVE-2026-22751

Spring Security JdbcOneTimeTokenService allows a one-time token to authenticate multiple sessions

Vulnerability in Spring Spring Security. Applications that explicitly configure One-Time Token login with JdbcOneTimeTokenService are vulnerable to a Time-of-check Time-of-use (TOCTOU) race condition. This issue affects Spring Security: from 6.4.0 through 6.4.15, from 6.5.0 through 6.5.9, from 7.0.0 through 7.0.4.

CVSS 3.1 · 4.8 Medium EPSS < 1% KEV · Not listed
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CVE-2026-6498

Five Star Restaurant Reservations <= 2.7.16 - Unauthenticated Payment Bypass via PHP Type Juggling in 'payment_id' Parameter

The Five Star Restaurant Reservations plugin for WordPress is vulnerable to a payment bypass via PHP type juggling in versions up to, and including, 2.7.16 This is due to the valid_payment() function using a PHP loose comparison (==) between the attacker-controlled payment_id POST parameter and the booking's stripe_payment_intent_id property. When an unauthenticated attacker submits a request to the nopriv AJAX handler rtb_stripe_pmt_succeed before the Stripe payment intent has been created for a booking (i.e., before the JavaScript-triggered create_stripe_pmtIntnt() call has stored an intent ID in post meta), the stripe_payment_intent_id property on the booking object remains null. The comparison sanitize_text_field('') == null evaluates to TRUE in PHP loose comparison, causing the payment verification check to pass with zero actual payment. This makes it possible for unauthenticated attackers to mark any existing payment_pending booking as paid without completing a Stripe payment by submitting an empty payment_id parameter.

CVSS 3.1 · 5.3 Medium EPSS < 1% KEV · Not listed
CVE-2026-36756

A Server-Side Request Forgery (SSRF) in the /plugins/-/install-from-uri endpoint of halo v2.22.14 allows authenticated attackers to scan internal resources via a crafted GET request.

CVSS 3.1 · 5.4 Medium EPSS < 1% KEV · Not listed
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CVE-2026-21422

Dell PowerScale OneFS, versions 9.10.0.0 through 9.13.1.0, contains an external control of system or configuration setting vulnerability. A high privileged attacker with local access could potentially exploit this vulnerability, leading to protection mechanism bypass.

CVSS 3.1 · 3.4 Low EPSS < 1% KEV · Not listed
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CVE-2026-7354

chromium-browser: Out of bounds read and write in Angle

Out of bounds read and write in Angle in Google Chrome prior to 147.0.7727.138 allowed a remote attacker to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: High)

CVSS 3.1 · 8.8 High EPSS < 1% KEV · Not listed
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Apple Google Linux and 1 more
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CVE-2026-36761

Stored XSS via msgContent in JeeSite msgInner/save

A stored cross-site scripting (XSS) vulnerability in the /msg/msgInner/save endpoint of JeeSite v5.15.1 allows attackers to execute arbitrary web scripts or HTML via injecting a crafted input into the msgContent parameter.

CVSS 3.1 · 6.1 Medium EPSS < 1% KEV · Not listed
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CVE-2026-4178

This CVE ID has been rejected or withdrawn by its CVE Numbering Authority.

CVSS n/a EPSS n/a KEV · Not listed
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CVE-2026-5577

Song-Li cross_browser details Endpoint uniquemachine_app.py sql injection

A vulnerability has been found in Song-Li cross_browser up to ca690f0fe6954fd9bcda36d071b68ed8682a786a. This affects an unknown part of the file flask/uniquemachine_app.py of the component details Endpoint. Such manipulation of the argument ID leads to sql injection. The attack can be executed remotely. The exploit has been disclosed to the public and may be used. This product implements a rolling release for ongoing delivery, which means version information for affected or updated releases is unavailable. The vendor was contacted early about this disclosure but did not respond in any way.

CVSS 4.0 · 6.9 Medium EPSS < 1% KEV · Not listed
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CVE-2026-5585

Tencent AI-Infra-Guard Task Detail Endpoint task_manager.go information disclosure

A vulnerability was found in Tencent AI-Infra-Guard 4.0. The affected element is an unknown function of the file common/websocket/task_manager.go of the component Task Detail Endpoint. Performing a manipulation results in information disclosure. The attack may be initiated remotely. The exploit has been made public and could be used. The vendor was contacted early about this disclosure but did not respond in any way.

CVSS 4.0 · 6.9 Medium EPSS < 1% KEV · Not listed
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CVE-2026-5584

Fosowl agenticSeek query Endpoint PyInterpreter.py PyInterpreter.execute code injection

A vulnerability has been found in Fosowl agenticSeek 0.1.0. Impacted is the function PyInterpreter.execute of the file sources/tools/PyInterpreter.py of the component query Endpoint. Such manipulation leads to code injection. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

CVSS 4.0 · 6.9 Medium EPSS < 1% KEV · Not listed
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CVE-2026-5474

NASA cFS CCSDS Packet Header to_lab_passthru_encode.c CFE_MSG_GetSize heap-based overflow

A vulnerability was found in NASA cFS up to 7.0.0. This affects the function CFE_MSG_GetSize of the file apps/to_lab/fsw/src/to_lab_passthru_encode.c of the component CCSDS Packet Header Handler. Performing a manipulation results in heap-based buffer overflow. The attacker must have access to the local network to execute the attack. The project was informed of the problem early through an issue report but has not responded yet.

CVSS 4.0 · 5.3 Medium EPSS < 1% KEV · Not listed
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