OAuth

Attackers are going after prominent individuals through OAuth phishing, FBI warns

cybercrime, FBI, News, OAuth, phishing /

Attackers are going after prominent individuals through OAuth phishing, FBI warns 2026-09-02 at 13:58 By Sinisa Markovic Attackers are targeting prominent individuals, their relatives and personal contacts to gain persistent access to their accounts, including private emails and files, the FBI has warned. The FBI’s Internet Crime Complaint Center (IC3) says the activity, which uses […]

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Fake OAuth client IDs are helping attackers slip past sign-in logs

authentication, credentials, cybercrime, Don't miss, Microsoft, Microsoft Entra ID, News, OAuth, Proofpoint, spoofing /

Fake OAuth client IDs are helping attackers slip past sign-in logs 2026-07-13 at 15:10 By Mirko Zorz Attackers running account enumeration against Microsoft cloud tenants have added a step that keeps their probing out of the usual telemetry. They spoof the OAuth client ID, the globally unique identifier assigned to an application and passed as […]

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OAuth marketplace apps keep access after publishers vanish

auditing, cyber risk, cybersecurity, Don't miss, GitHub, Google Workspace, News, OAuth, report, research, Risk Management /

OAuth marketplace apps keep access after publishers vanish 2026-06-04 at 16:06 By Mirko Zorz Installing an app from the Google Workspace Marketplace or GitHub Marketplace can grant a third party access to company email, files, calendars, code repositories, CI workflows, organization settings, and secrets. Marketplace presence gives these apps the appearance of approval. The OAuth […]

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What happens when your identity provider becomes the kill chain

Atsign, authentication, cybersecurity, Don't miss, identity protection, News, OAuth, strategy, tips, Video /

What happens when your identity provider becomes the kill chain 2026-05-20 at 09:34 By Help Net Security In this Help Net Security video, Colin Constable, CTO at Atsign, explains why your identity provider (IdP) has become the kill chain in cyberattacks. Attackers steal session cookies, tokens, or consent grants you’ve already issued and walk in […]

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Claude Code OAuth Tokens Can Be Stolen Through Stealthy MCP Hijacking

AI, Application Security, Claude Code, OAuth, Vulnerabilities /

Claude Code OAuth Tokens Can Be Stolen Through Stealthy MCP Hijacking 2026-05-07 at 17:33 By Kevin Townsend Mitiga researchers say attackers can silently redirect Claude Code MCP traffic, intercept OAuth tokens, and maintain persistent access to connected SaaS platforms. The post Claude Code OAuth Tokens Can Be Stolen Through Stealthy MCP Hijacking appeared first on […]

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Shadow AI Risk: How SaaS Apps Are Quietly Enabling Massive Breaches

AI, Artificial Intelligence, Identity & Access, OAuth, SaaS /

Shadow AI Risk: How SaaS Apps Are Quietly Enabling Massive Breaches 2026-03-18 at 16:02 By Kevin Townsend From Chaos to Control examines the chaos that often comes from shadow AI hidden in SaaS apps and urges better visibility and control over agentic AI. The post Shadow AI Risk: How SaaS Apps Are Quietly Enabling Massive […]

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Threat actors weaponize OAuth redirection logic to deliver malware

Don't miss, Government, Hot stuff, Malware, Microsoft, News, OAuth, phishing, public sector, social engineering /

Threat actors weaponize OAuth redirection logic to deliver malware 2026-03-03 at 19:46 By Zeljka Zorz An ongoing phishing campaign is abusing the OAuth authentication redirection mechanism to avoid triggering conventional email and browser defenses, Microsoft researchers have revealed. The attackers are targeting government and public-sector organizations, and redirecting unsuspecting users from trusted login pages to […]

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Attackers turn trusted OAuth apps into cloud backdoors

attack tools, automation, cloud security, Don't miss, enterprise, Hot stuff, Microsoft Entra ID, News, OAuth, privileged accounts, Proofpoint /

Attackers turn trusted OAuth apps into cloud backdoors 2025-10-22 at 15:43 By Zeljka Zorz Attackers are increasingly abusing internal OAuth-based applications to gain persistent access to cloud environments, Proofpoint researchers warn. These apps often remain unnoticed for quite some time and allow attackers to maintain access to high-privileged accounts even after passwords are reset or […]

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Attackers are turning Salesforce trust into their biggest weapon

cybersecurity, Don't miss, News, OAuth, report, Salesforce, survey, threats, WithSecure /

Attackers are turning Salesforce trust into their biggest weapon 2025-09-04 at 09:02 By Sinisa Markovic Salesforce has become a major target for attackers in 2025, according to new WithSecure research into threats affecting customer relationship management (CRM) platforms. The report shows that malicious activity inside Salesforce environments rose sharply in the first quarter of this […]

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Cloudflare confirms data breach linked to Salesloft Drift supply chain compromise

Cloudflare, credentials, data breach, Don't miss, Hot stuff, News, OAuth, Proofpoint, Rubrik, SaaS, Salesforce, supply chain compromise /

Cloudflare confirms data breach linked to Salesloft Drift supply chain compromise 2025-09-03 at 16:13 By Zeljka Zorz Cloudflare has also been affected by the Salesloft Drift breach, the US web infrastructure and security company confirmed on Tuesday, and the attackers got their hands on 104 Cloudflare API tokens. “We have identified no suspicious activity associated […]

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Zscaler, Palo Alto Networks, SpyCloud among the affected by Salesloft breach

Astrix Security, data breach, Don't miss, Gmail, Google, Hot stuff, Mandiant, News, OAuth, PagerDuty, Palo Alto Networks, Salesforce, SpyCloud, Tanium, WideField, Zscaler /

Zscaler, Palo Alto Networks, SpyCloud among the affected by Salesloft breach 2025-09-02 at 18:20 By Zeljka Zorz In the wake of last week’s revelation of a breach at Salesloft by a group tracked by Google as UNC6395, several companies – including Zscaler, Palo Alto Networks, PagerDuty, Tanium, and SpyCloud – have confirmed their Salesforce instances […]

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Hundreds of Salesforce customer orgs hit in clever attack with potentially huge blast radius

AppOmni, cloud security, credentials, data theft, Don't miss, Google, Hot stuff, News, OAuth, Salesforce, third party compromise /

Hundreds of Salesforce customer orgs hit in clever attack with potentially huge blast radius 2025-08-27 at 17:47 By Zeljka Zorz A threat group Google tracks as UNC6395 has pilfered troves of data from Salesforce corporate instances, in search of credentials that can be used to compromise those organizations’ environments. “[Google Threat Intelligence Group] observed UNC6395 […]

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Legacy Google Service Abused in Phishing Attacks

email security, Google phishing, OAuth, phishing /

Legacy Google Service Abused in Phishing Attacks 2025-04-22 at 14:15 By Ionut Arghire A sophisticated phishing campaign abuses weakness in Google Sites to spoof Google no-reply addresses and bypass protections. The post Legacy Google Service Abused in Phishing Attacks appeared first on SecurityWeek. This article is an excerpt from SecurityWeek View Original Source

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Millions of Websites Susceptible XSS Attack via OAuth Implementation Flaw

Application Security, Featured, OAuth, Vulnerabilities, XSS /

Millions of Websites Susceptible XSS Attack via OAuth Implementation Flaw 2024-07-29 at 15:16 By Kevin Townsend Researchers discovered and published details of an XSS attack that could potentially impact millions of websites around the world. The post Millions of Websites Susceptible XSS Attack via OAuth Implementation Flaw appeared first on SecurityWeek. This article is an […]

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Product showcase: How to track SaaS security best practices with Nudge Security

access management, News, Nudge Security, OAuth, Product showcase, SaaS, SSO /

Product showcase: How to track SaaS security best practices with Nudge Security 2024-03-13 at 06:37 By Help Net Security As technology adoption has shifted to be employee-led, IT and security teams are contending with an ever-expanding SaaS attack surface. At the same time, they are often spread thin, meaning they need ways to quickly identify […]

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How threat actors abuse OAuth apps

access control, access management, Application Security, Astrix Security, attacks, cybersecurity, Don't miss, Hot stuff, OAuth, Video /

How threat actors abuse OAuth apps 2024-02-08 at 06:31 By Help Net Security OAuth apps have become prominent in several attack groups’ TTPs in recent years. OAuth apps are used for every part of the attack process. In this Help Net Security video, Tal Skverer, Research Team Lead at Astrix Security, shares insights on how […]

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3 ways to combat rising OAuth SaaS attacks

access control, Adaptive Shield, attacks, authentication, cybersecurity, Don't miss, Expert analysis, Expert corner, Hot stuff, monitoring, News, OAuth, opinion, SaaS /

3 ways to combat rising OAuth SaaS attacks 2024-01-16 at 07:31 By Help Net Security OAuth attacks are on the rise. In December, the Microsoft Threat Intelligence team observed threat actors misusing OAuth apps to take over a cloud server and mine cryptocurrency, establish persistence following business email compromise and launch spam activity using the […]

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