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CVE-2026-51720

Quick assessment

Affected
n/a n/a
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

TOTOLINK T6（固件版本 4.1.5cu.748_B20211015）中 函数存在不正确的访问控制漏洞，未经身份验证的攻击者可通过向 发送精心构造的 POST 请求，从而删除防火墙过滤规则。

AI Predicted 6.5 Difficulty: Easy

Affected Version Matrix 1

VendorProduct Version RangeStatus
n/a n/a n/a affected
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I. Basic Information for CVE-2026-51720

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Incorrect access control in the delIpPortFilterRules function of TOTOLINK T6 4.1.5cu.748_B20211015 allows unauthenticated attackers to remove firewall filter rules via sending a crafted POST request to /cgi-bin/cstecgi.cgi.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
- n/a n/a -

II. Public POCs for CVE-2026-51720

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III. Intelligence Information for CVE-2026-51720

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Vendor Pages for CVE-2026-51720 (1)

Same Patch Batch · n/a · 2026-08-31 · 94 CVEs total

CVE-2026-82608 7.4 HIGH Kamailio AVP cxdx_avp.c get_4bytes out-of-bounds
CVE-2026-82598 7.3 HIGH SeaCMS Template search.php parseIf code injection
CVE-2026-82630 7.3 HIGH PowerJob Transport Endpoint TestController.java MuConnectionManager.getOrCreateConnection
CVE-2026-82600 7.3 HIGH SeaCMS zyapi.php sql injection
CVE-2026-82603 5.4 MEDIUM SeaCMS Comment Cache member.php del_pl path traversal
CVE-2026-82599 5.4 MEDIUM SeaCMS Avatar Upload member.php unlink path traversal
CVE-2026-82623 5.3 MEDIUM open62541 History Backend ua_history_data_backend_memory.c UA_DataValue_backend_copyRange
CVE-2026-82602 5.3 MEDIUM SeaCMS ass.php authorization
CVE-2026-82821 4.3 MEDIUM FLVMeta AMF Object Parsing amf.c amf_object_get null pointer dereference
CVE-2026-82820 4.3 MEDIUM FLVMeta AMF String Processing amf.c amf_string_new heap-based overflow
CVE-2026-82805 4.3 MEDIUM Typora Mermaid Rendering cross site scripting
CVE-2026-82601 4.3 MEDIUM SeaCMS err.php cross site scripting
CVE-2026-82596 3.3 LOW LatencyUtils PauseDetector LatencyStats.java LatencyStats.recordDetectedPause memory corru
CVE-2026-51725 TOTOLINK T6 4.1.5 未授权访问控制缺陷
CVE-2026-51728 TOTOLINK T6 4.1.5 固件上传未认证访问控制缺陷
CVE-2026-51721 TOTOLINK T6 4.1.5cu.748_B20211015 未授权访问控制漏洞
CVE-2026-51722 TOTOLINK T6 4.1.5 未授权访问控制漏洞
CVE-2026-51718 TOTOLINK T6 4.1.5 未认证访问控制缺陷
CVE-2026-51719 TOTOLINK T6 4.1.5 URL过滤规则越权删除漏洞
CVE-2026-51717 TOTOLINK T6 4.1.5 未认证访问控制缺陷

Showing top 20 of 94 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: n/a
Same vendor: n/a

V. Comments for CVE-2026-51720

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