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Kitploit
Kitploit
•added 2026/10/05 12:20 a.m.•1 views

CVE-2026-76504-Proof-of-concept

Cisco Catalyst SD-WAN Manager — CVE-2026-76504 APIセッション管理層におけるURLエンコーディングの不適切な処理(CWE-177)に起因する、認証不要の認証バイパス。 細工されたリクエストが特権エンドポイントに到達し、認証済みの管理者セッションとして扱われる。 概要 この脆弱性により、リモートの未認証攻撃者がCatalyst SD-WAN Manager API上の意図されたアクセス制御をバイパスできる。バイパスが成功すると、攻撃者は完全な管理者権限で動作し、設定の読み取り、システム状態の変更、または管理コマンドの発行が可能になる。...

9.8CVSS6.4AI score0.01575EPSS
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Tenable Nessus
Tenable Nessus
•added 2026/10/02 12:00 a.m.•11 views

Cisco Catalyst SD-WAN Manager API Authentication Bypass Vulnerability (cisco-sa-sdwan-webauth-xr8beuuU)

According to its self-reported version, Cisco SD-WAN Viptela Software is affected by a vulnerability. - An authentication bypass vulnerability exists in the API session-based authentication management of Cisco Catalyst SD-WAN Manager due to improper handling of URI encoding hex encoding in HTTP...

9.8CVSS6.5AI score0.01575EPSS
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Kitploit
Kitploit
•added 2026/10/01 8:37 p.m.•11 views

CVE-2026-20245---Cisco-SD-WAN-Privilege-Escalation-Exploit

CVE-2026-20245 - Cisco SD-WAN Privilege Escalation Exploit ⚠️ 警告 このコードは教育目的および許可されたセキュリティテストのみを対象としています。 📋 説明 CVE-2026-20245 は、Cisco Catalyst SD-WAN Controller vSmart、Cisco Catalyst SD-WAN Manager vManage、Cisco Catalyst SD-WAN Validator vBond の CLI における 権限昇格 の脆弱性です。認証された netadmin...

7.8CVSS8AI score0.25323EPSS
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Kitploit
Kitploit
•added 2026/10/01 6:27 p.m.•16 views

CVE-2026-20127

CVE-2026-20127 概要 Cisco Catalyst SD-WAN Controller の認証バイパス脆弱性 CVE-2026-20127 に対するエクスプロイトです。 このエクスプロイトは vbondprocchallengeackack ハンドラを標的とします。攻撃者が制御する verifystatus=1 バイトを含む偽造 CHALLENGEACKACK メッセージ(msgtype=10)を送信し、サーバーにピアエントリの authenticated=1 を直接強制的に設定させます。 仕組み 通常の DTLS コントロールプレーンハンドシェイクでは: 1...

10CVSS8.7AI score0.88476EPSS
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Kitploit
Kitploit
•added 2026/10/01 6:23 p.m.•18 views

CVE-2026-20131-POC

CVE-2026-20131---Cisco-SD-WAN-Preauth-RCE Cisco SD-WAN ゼロデイ CVE-2026-20131 は2023年から管理者アクセス目的で悪用されています。 このリポジトリには、CVE-2026-20131 の実動可能な概念実証エクスプロイトが含まれています。これは、Cisco Catalyst SD-WAN Controller(旧 vSmart)および Catalyst SD-WAN Manager(旧 vManage)における重大な事前認証脆弱性であり、2023年以降、実際の攻撃で積極的に悪用されています。...

10CVSS8.6AI score0.43166EPSS
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The Hacker News
The Hacker News
•added 2026/10/01 10:33 a.m.•10 views

CISA Adds Exploited Cisco Catalyst SD-WAN Manager Auth Bypass to KEV

The U.S. Cybersecurity and Infrastructure Security Agency CISA on Wednesday added a critical authentication bypass flaw impacting Cisco Catalyst SD-WAN Manager to its Known Exploited Vulnerabilities KEV, following reports of active exploitation. The vulnerability, tracked as CVE-2026-76504 CVSS...

9.8CVSS6AI score0.01575EPSS
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Kitploit
Kitploit
•added 2026/10/01 3:11 a.m.•8 views

CVE-2026-20224---XXE-Injection-en-Cisco-Catalyst-SD-WAN-Manager

CVE-2026-20224 - Cisco Catalyst SD-WAN Manager XXE インジェクション ⚠️ 免責事項 このツールは教育および研究目的にのみ使用されます このエクスプロイトは、書面による明示的な許可 を得たシステムにおいて、許可されたレッドチーム運用、侵入テスト、セキュリティ研究にのみ使用することを目的としています。許可されていない使用は違法であり、厳しく禁止されています。作者はこのツールの誤用について一切の責任を負いません。 自己責任で使用してください。 📋 説明 Cisco Catalyst SD-WAN Manager 旧 SD-WAN vManage...

8.6CVSS8.2AI score0.01036EPSS
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BDU FSTEC
BDU FSTEC
•added 2026/10/01 12:00 a.m.•7 views

The vulnerability of the application software interface of the Cisco Catalyst SD-WAN Manager allows a perpetrator to bypass existing security mechanisms and gain unauthorized access to protected information.

The vulnerability of the application software interface of the Cisco Catalyst SD-WAN Manager is related to improper handling of data with encoded URLs. Exploiting this vulnerability allows an attacker to bypass existing security mechanisms and gain unauthorized access to protected information by...

10CVSS6.5AI score0.01575EPSS
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The Hacker News
The Hacker News
•added 2026/09/30 3:24 p.m.•22 views

Cisco Warns of Attackers Exploiting Critical Authentication Bypass in SD-WAN Manager

Attackers are exploiting a new critical zero-day flaw in Cisco Catalyst SD-WAN Manager, the system companies use to manage their Cisco SD-WAN networks, Cisco said in an advisory on September 30. The flaw, CVE-2026-76504 , could allow a remote attacker with no login access to use the Manager's API...

9.8CVSS5.9AI score0.01575EPSS
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Rapid7 Blog
Rapid7 Blog
•added 2026/09/30 3:09 p.m.•4 views

Critical Cisco Catalyst SD-WAN Manager API authentication bypass exploited in the wild (CVE-2026-76504)

Overview On September 30, 2026, Cisco published a security advisory for CVE-2026-76504, a critical API authentication bypass vulnerability affecting Cisco Catalyst SD-WAN Manager. The vulnerability has a CVSSv3.1 score of 9.8 and results from improper handling of URL encoding CWE-177. An...

9.8CVSS6.2AI score0.01575EPSS
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NCSC
NCSC
•added 2026/09/30 2:43 p.m.•10 views

Kwetsbaarheid verholpen in Cisco Catalyst SD-WAN Manager

Cisco has identified a vulnerability in the Cisco Catalyst SD-WAN Manager. This vulnerability resides in an API of the Cisco Catalyst SD-WAN Manager. Due to improper handling of URI encoding, unauthorized malicious actors can circumvent authentication mechanisms. This allows malicious...

9.8CVSS5.9AI score0.01575EPSS
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NVD
NVD
•added 2026/09/30 1:17 p.m.•11 views

CVE-2026-76504

A vulnerability in the API session-based authentication management of Cisco Catalyst SD-WAN Manager could allow an unauthenticated, remote attacker to access an affected system with privileges of the admin user. This vulnerability is due to improper handling of URI encoding in an HTTP request,...

9.8CVSS0.01575EPSS
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Cvelist
Cvelist
•added 2026/09/30 1:04 p.m.•58 views

CVE-2026-76504 Cisco Catalyst SD-WAN Manager System Account Authorization Bypass Vulnerability

A vulnerability in the API session-based authentication management of Cisco Catalyst SD-WAN Manager could allow an unauthenticated, remote attacker to access an affected system with privileges of the admin user. This vulnerability is due to improper handling of URI encoding in an HTTP request,...

9.8CVSS0.01575EPSS
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CVE
CVE
•added 2026/09/30 1:04 p.m.•112 views

CVE-2026-76504

A critical authentication bypass vulnerability exists in the Cisco Catalyst SD-WAN Manager API session-based authentication management. The root cause is improper handling of URI encoding (CWE-177) in HTTP requests, allowing an unauthenticated, remote attacker to bypass authentication rules and g...

9.8CVSS6AI score0.01575EPSS
SaveIn wildExploits1References2Affected Software1
EUVD
EUVD
•added 2026/09/30 1:04 p.m.•10 views

EUVD-2026-89950

A vulnerability in the API session-based authentication management of Cisco Catalyst SD-WAN Manager could allow an unauthenticated, remote attacker to access an affected system with privileges of the admin user. This vulnerability is due to improper handling of URI encoding in an HTTP request,...

9.8CVSS6AI score0.01575EPSS
SaveExploits1References1
Vulnrichment
Vulnrichment
•added 2026/09/30 1:04 p.m.•6 views

CVE-2026-76504 Cisco Catalyst SD-WAN Manager System Account Authorization Bypass Vulnerability

A vulnerability in the API session-based authentication management of Cisco Catalyst SD-WAN Manager could allow an unauthenticated, remote attacker to access an affected system with privileges of the admin user. This vulnerability is due to improper handling of URI encoding in an HTTP request,...

9.8CVSS6AI score0.01575EPSS
SaveExploits1References1
Cisco
Cisco
•added 2026/09/30 1:00 p.m.•10 views

Cisco Catalyst SD-WAN Manager API Authentication Bypass Vulnerability

A vulnerability in the API session-based authentication management of Cisco Catalyst SD-WAN Manager could allow an unauthenticated, remote attacker to access an affected system with privileges of the admin user. This vulnerability is due to improper handling of URI encoding in an HTTP request,...

9.8CVSS6AI score0.01575EPSS
SaveExploits1References1
CISA
CISA
•added 2026/09/30 12:00 p.m.•6 views

CISA Adds One Known Exploited Vulnerability to Catalog  

CISA has added one new vulnerability to its Known Exploited Vulnerabilities KEV Catalog, based on evidence of active exploitation. CVE-2026-76504link is external Cisco Catalyst SD-WAN Manager Hex Encoding Vulnerability This type of vulnerability is a frequent attack vector for malicious cyber...

9.8CVSS5.9AI score0.01575EPSS
SaveIn wildExploits1References6
Circl
Circl
•added 2026/09/30 11:42 a.m.•10 views

CVE-2026-76504

creationtimestamp| type| source ---|---|--- 2026-09-30 11:42:55+00:00| seen| https://www.acn.gov.it/portale/w/cisco-rilevato-sfruttamento-in-rete-di-una-vulnerabilita-in-catalyst-sd-wan-manager 2026-09-30 12:46:40+00:00| seen|...

9.8CVSS5.8AI score0.01575EPSS
SaveExploits1References104
Kitploit
Kitploit
•added 2026/09/30 3:15 a.m.•11 views

CVE-2026-20127-Exploit-Extension

エグゼクティブサマリー CVE-2026-20127 Defensive Companionは、プロアクティブな脅威インテリジェンスと防御的分析のために設計された、エンタープライズ向けのプレミアムブラウザ拡張機能です。このツールは、Cisco Catalyst SD-WAN Controller(vSmart)における認証バイパスの脆弱性に関する権威ある技術研究をカプセル化しています。オフラインで高度にローカライズされたインテリジェンスレイヤーを提供することで、Security Operations...

10CVSS8.7AI score0.88476EPSS
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