CVE-2026-4537 | Cudy TR1200 R46-2.4.15-20250721-164017 ipsec.lua action_ipsec_conn command injection

VDB-352325 · CVE-2026-4537 · GCVE-100-352325 CUDY TR1200 R46-2.4.15-20250721-164017 IPSEC.LUA ACTION_IPSEC_CONN COMMAND INJECTION HISTORYDIFFRELATEJSONXMLCTI CVSS Meta Temp Score Current Exploit Price (≈) CTI Interest Score 4.3 $0-$5k 1.94 Summaryinfo A vulnerability, which was classified as critical, has been found in Cudy TR1200 R46-2.4.15-20250721-164017. The affected element is the function action_ipsec_conn of the file /usr/bin/lib/lua/luci/controller/ipsec.lua. The manipulation leads to command injection. This vulnerability is referenced as CVE-2026-4537. Remote exploitation of the attack is possible. Furthermore, an exploit is available. The vendor was contacted early about this disclosure but did not respond in any way. Detailsinfo A vulnerability, which was classified as critical, has been found in Cudy TR1200 R46-2.4.15-20250721-164017. This issue affects the function action_ipsec_conn of the file /usr/bin/lib/lua/luci/controller/ipsec.lua. The manipulation with an unknown input leads to a command injection vulnerability. Using CWE to declare the problem leads to CWE-77. The product constructs all or part of a command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended command when it is sent to a downstream component. Impacted is confidentiality, integrity, and availability. The advisory is shared at github.com. The identification of this vulnerability is CVE-2026-4537. The exploitation is known to be easy. The attack may be initiated remotely. The exploitation requires an enhanced level of successful authentication. Technical details as well as a public exploit are known. MITRE ATT&CK project uses the attack technique T1202 for this issue. The exploit is available at github.com. It is declared as proof-of-concept. The vendor was contacted early about this disclosure but did not respond in any way. There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product. Productinfo Vendor Cudy Name TR1200 Version R46-2.4.15-20250721-164017 CPE 2.3info 🔒 CPE 2.2info 🔒 CVSSv4info VulDB Vector: 🔒 VulDB Reliability: 🔍 CVSSv3info VulDB Meta Base Score: 4.7 VulDB Meta Temp Score: 4.3 VulDB Base Score: 4.7 VulDB Temp Score: 4.3 VulDB Vector: 🔒 VulDB Reliability: 🔍 CVSSv2info Vector Complexity Authentication Confidentiality Integrity Availability Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock VulDB Base Score: 🔒 VulDB Temp Score: 🔒 VulDB Reliability: 🔍 Exploitinginfo Class: Command injection CWE: CWE-77 / CWE-74 / CWE-707 CAPEC: 🔒 ATT&CK: 🔒 Physical: No Local: No Remote: Yes Availability: 🔒 Access: Public Status: Proof-of-Concept Download: 🔒 Price Prediction: 🔍 Current Price Estimation: 🔒 0-Day Unlock Unlock Unlock Unlock Today Unlock Unlock Unlock Unlock Threat Intelligenceinfo Interest: 🔍 Active Actors: 🔍 Active APT Groups: 🔍 Countermeasuresinfo Recommended: no mitigation known Status: 🔍 0-Day Time: 🔒 Timelineinfo 03/21/2026 Advisory disclosed 03/21/2026 +0 days VulDB entry created 03/21/2026 +0 days VulDB entry last update Sourcesinfo Advisory: github.com Status: Not defined CVE: CVE-2026-4537 (🔒) GCVE (CVE): GCVE-0-2026-4537 GCVE (VulDB): GCVE-100-352325 scip Labs: https://www.scip.ch/en/?labs.20161013 Entryinfo Created: 03/21/2026 09:13 Changes: 03/21/2026 09:13 (56) Complete: 🔍 Submitter: b55t4ck Cache ID: 99:4C9:101 Submitinfo Accepted Submit #774447: cudy AC1200 Wi-Fi Mini VPN Router TR1200 1.0 TR1200-R46-2.4.15-20250721-164017-flash.zip Command Injection (by b55t4ck) Discussion No comments yet. Languages: en. Please log in to comment. ◂ PreviousOverviewNext ▸