CVE-2026-12495

MediumCVSS 5.3/10Last modified Oct 24, 2026

Description

Denial-of-service (DoS) vulnerability due to a stack buffer overflow in the http_gdpr_decrypt function of the Mercusys MB115-4G device's web interface. An unauthenticated attacker could exploit this vulnerability by sending a specially crafted request to the /cgi/login endpoint, causing memory corruption and the httpd process to crash, resulting in a denial of service for the web administration service.

Metrics

CVSS 4.0 5.3/10CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Weakness enumeration

CWE-121

Affected software

VendorProductVersions
MercusysMB115-4G>= 1.7.0, <= 1.9.0

References

Timeline

Published
Jul 27, 2026
Last modified
Oct 24, 2026
NVD status
Deferred

Related CVEs from 2026

CVE-2026-124950Same-origin policy bypass in the CSS Parsing and Computation component. This vulnerability was fixed in Firefox 160 and Thunderbird 160.CVE-2026-124951Privilege escalation in the Nimbus Desktop Client component. This vulnerability was fixed in Firefox 160, Firefox ESR 153.7, Thunderbird 160CVE-2026-1249528.8Use-after-free in the Audio/Video component. This vulnerability was fixed in Firefox ESR 115.45.CVE-2026-1249597.1The loadIndex function in nmslib hnswlib and Spotify Voyager does not verify that the element count in a serialized HNSW index is within theCVE-2026-124968.7Stored Cross-Site Scripting (CWE-79) in the OPC XML-DA server statistics in Loytec LIP-ME201C, L-INX, L-GATE, L-ROC, L-IOB, L-DALI, L-VIS anCVE-2026-124977.5The Paid Membership Plugin, Ecommerce, User Registration Form, Login Form, User Profile & Restrict Content WordPress plugin before 4.16.18 CVE-2026-1249876.3A vulnerability has been found in mikefarah yq up to 4.53.3. This affects the function Encode of the file pkg/yqlib/encoder_properties.go. SCVE-2026-1249923.3A vulnerability was identified in nushell up to 0.116.1. Impacted is the function escape_bytes of the file crates/nu-json/src/ser.rs of the CVE-2026-1249935.3An incorrect authorization vulnerability in the Security Advisor in Synology DiskStation Manager (DSM) before 7.3.2-86009-5 and 7.4.1-90080-CVE-2026-1249946.3A security flaw has been discovered in Turboderp-org ExLlamaV3 up to 1.6.3. The affected element is the function ngram_dequant of the file eCVE-2026-12507.5The Court Reservation – Manage Your Court Bookings Online plugin for WordPress is vulnerable to generic SQL Injection via the ‘id’ parameterCVE-2026-125007.5The WP Travel Engine WordPress plugin before 6.8.2 does not perform a capability check on an AJAX action that updates a WP Travel Engine W
CVE-2026-12495: Medium severity, CVSS 5.3 | Vulnix