VulnSocial

CVE-2026-20152Disclosure

LOWCVSS 5.3 · MEDIUM

Signal is active with 2 mentions in latest observed window

Immediate actions

  • Track advisory updates for patch or workaround availability

Recommended action window: Monitor and triage in normal cycle

NVD description

A vulnerability in the authentication service feature of Cisco AsyncOS Software for Cisco Secure Web Appliance could allow an unauthenticated, remote attacker to bypass authentication policy requirements. This vulnerability is due to improper validation of user-supplied authentication input in HTTP requests. An attacker could exploit this vulnerability by sending HTTP requests that contain specific authentication requests to an affected device. A successful exploit could allow the attacker to bypass policy enforcement on the device. There is no direct impact to the Cisco Secure Web Appliance. However, as a result of exploiting this vulnerability, an attacker could send HTTP requests that should be restricted through the device.

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0.0/ 10 priority

Sources & remediation

Other references
Weakness type (CWE)
CWE-305

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

NONE

Momentum

NONE

Threat summary

  • 2 mentions across 1 observed day

What's happening

  • Technical details provided in 1 signal
  • Disclosure: 1 classified signal
  • General: 1 classified signal
  • 2 total mentions across 1 day

Deep dive

Activity timeline2 mentions / 1d
01122Mentions · 2026-04-16: 2Technical Details · 2026-04-16: 104-16
Signal classification2 categories
Disclosure
150.0%
General
150.0%
Referenced assets2 URLs
Full discourse2 posts
  • WearyWendigo@romanaegis
    Disclosure

    🔐 Cisco Secure Web Appliance Authentication Bypass Vulnerability Cisco has disclosed an authentication bypass vulnerability (CVE-2026-20152) affecting AsyncOS Software running on Cisco Secure Web Appliance. The flaw stems from improper validation of user-supplied a... Read more: https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-wsa-auth-bypass-6YZkTQhd?vs_f=Cisco%20Security%20Advisory%26vs_cat=Security%20Intelligence%26vs_type=RSS%26vs_p=Cisco%20Secure%20Web%20Appliance%20Authentication%20Bypass%20Vulnerability%26vs_k=1 #CyberSecurity #IT #InfoSec

    Post summary

    Cisco has officially disclosed an authentication‑bypass vulnerability (CVE‑2026‑20152) affecting AsyncOS on Secure Web Appliance, providing basic technical details but no PoC, exploitation evidence, or patch information.

    0000053
    711 followersView on X
  • CVE@CVEnew
    General

    CVE-2026-20152 A vulnerability in the authentication service feature of Cisco AsyncOS Software for Cisco Secure Web Appliance could allow an unauthenticated, remote attacker to bypa… https://www.cve.org/CVERecord?id=CVE-2026-20152

    Post summary

    The provided snippet merely announces CVE-2026-20152 with a brief description and a link, lacking any detailed technical or exploitation information.

    00000104
    57.2K followersView on X

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