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Exploit / PoCcriticalExploited in the wild

Week in review: NIST updates DNS security guidance, compromised LiteLLM PyPI packages

Help Net Securityby @helpnetsecurity ()13 min read1
Analyze CVE-2025-53521 with Vani AIImpact, affected versions, exploitation, mitigations and detection

Vulnerabilities mentioned

All
CVEVulnerabilityCVSSEPSSSignalsPublished
CVE-2025-53521
Stack-Based Buffer Overflow in F5 BIG-IP APM Enables Unauthenticated RCE
9.32%KEV
KEV
CVE-2026-21992
Vulnerability in the Oracle Identity Manager product of Oracle Fusion Middleware (component
9.81%
CVE-2026-3055
Out-of-Bounds Read in Citrix NetScaler ADC and Gateway When Used as SAML IDP
9.391%KEVPoC
KEV

From the original article

13 min read at helpnetsecurity.com

Here’s an overview of some of last week’s most interesting news, articles, interviews and videos: NIST updates its DNS security guidance for the first time in over a decade DNS infrastructure underpins nearly every network connection an organization makes, yet security configurations for it have gone largely unrevised at the federal guidance level for more than twelve years.

Help Net Security

By @helpnetsecurity · helpnetsecurity.com

Read the full article at Help Net Security

A short excerpt; the article and its images belong to the publisher. Summary, key facts and assessment above are AI-written from the article and can be wrong.