CVE-2026-80172 is an insufficient verification of data authenticity vulnerability in Dell Secure Connect Gateway 5.0 Appliance versions earlier than 5.36.00.16 and Application versions earlier than 5.36.00.00. The affected request handling does not validate nonces or enforce request-expiration limits. An unauthenticated remote attacker who obtains a valid captured request can replay it to generate ADMIN access tokens and refresh tokens repeatedly.
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What an attacker gets, and what they’ve been doing with it.
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Patch, then assume compromise.
No public exploits tracked yet. Mallory keeps watching.
No public exploit code observed for this vulnerability.
12 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
A critical unauthenticated remote replay vulnerability in Dell Secure Connect Gateway 5.0. Captured requests can be repeatedly replayed to create administrator access and refresh tokens, enabling unauthorized access.
A critical request-replay vulnerability caused by absent nonce validation and request time limits. An unauthenticated remote attacker able to capture a valid request could replay it indefinitely to generate administrator and refresh tokens, enabling persistent unauthorized administrative access.
A critical request-replay vulnerability caused by absent nonce validation and request time limits, allowing an unauthenticated remote attacker who captures a valid request to repeatedly generate administrator and refresh tokens.
Query your assets running an affected version, and investigate the blast radius.
Every observed campaign linking this CVE to a named adversary.
Malware families riding this exploit, with evidence and IOCs.
YARA, Sigma, Snort, and vendor rules, auto-deployed to your SIEM.
Cross-references every affected SKU, including bundled OEM variants.
Community discussion across Reddit, Mastodon, and other social sources.