watchTowr Labs (Page 3)

About watchTowr Labs

watchTowr Labs is the epicentre of offensive security expertise at watchTowr - where research, innovation, and real attacker insight power our Preemptive Exposure Management technology.

This blog offers a glimpse into the original research behind the continuous, attacker-aligned engine that drives the watchTowr Platform.

Blog posts

XSS To RCE By Abusing Custom File Handlers - Kentico Xperience CMS (CVE-2025-2748)

We know what you’re waiting for - this isn’t it. Today, we’re back with more tales of our adventures in Kentico’s Xperience CMS. Due to it’s wide usage, the type of solution, and the types of enterprises using this solution - any serious vulnerability, or

By Executive Order, We Are Banning Blacklists - Domain-Level RCE in Veeam Backup & Replication (CVE-2025-23120)

It’s us again! Once again, we hear the collective groans - but we're back and with yet another merciless pwnage of an inspired and clearly comprehensive RCE solution - no, wait, it's another vuln in yet another backup and replication solution.. While we would enjoy

Bypassing Authentication Like It’s The ‘90s - Pre-Auth RCE Chain(s) in Kentico Xperience CMS

I recently joined watchTowr, and it is, therefore, time - time for my first watchTowr Labs blogpost, previously teased in a tweet of a pre-auth RCE chain affecting some ‘unknown software’. Joining the team, I wanted to maintain the trail of destruction left by the watchTowr Labs team, and so

The Best Security Is When We All Agree To Keep Everything Secret (Except The Secrets) - NAKIVO Backup & Replication (CVE-2024-48248)

As an industry, we believe that we’ve come to a common consensus after 25 years of circular debates - disclosure is terrible, information is actually dangerous, it’s best that it’s not shared, and the only way to really to ensure that no one ever uses information in

8 Million Requests Later, We Made The SolarWinds Supply Chain Attack Look Amateur

Surprise surprise, we've done it again. We've demonstrated an ability to compromise significantly sensitive networks, including governments, militaries, space agencies, cyber security companies, supply chains, software development systems and environments, and more. “Ugh, won’t they just stick to creating poor-quality memes?” we hear you moan.

Get FortiRekt, I Am The Super_Admin Now - Fortinet FortiOS Authentication Bypass CVE-2024-55591

Welcome to Monday, and what an excitingly fresh start to the week we're all having. Grab your coffee, grab your vodka - we're diving into a currently exploited-in-the-wild critical Authentication Bypass affecting foRtinet's (we are returning the misspelling gesture 🥰) flagship SSLVPN appliance, the FortiGate.

Exploitation Walkthrough and Techniques - Ivanti Connect Secure RCE (CVE-2025-0282)

As we saw in our previous blogpost, we fully analyzed Ivanti’s most recent unauthenticated Remote Code Execution vulnerability in their Connect Secure (VPN) appliance. Specifically, we analyzed CVE-2025-0282. Today, we’re going to walk through exploitation. Once again, however, stopping short of providing the world with a Detection Artifact

Do Secure-By-Design Pledges Come With Stickers? - Ivanti Connect Secure RCE (CVE-2025-0282)

Did you have a good break? Have you had a chance to breathe? Wake up. It’s 2025, and the chaos continues. Haha, see what we did? We wrote the exact same thing in 2024 because 2024 was exactly the same. As an industry, we are on GroundHog day -

Backdooring Your Backdoors - Another $20 Domain, More Governments

After the excitement of our .MOBI research, we were left twiddling our thumbs. As you may recall, in 2024, we demonstrated the impact of an unregistered domain when we subverted the TLS/SSL CA process for verifying domain ownership to give ourselves the ability to issue valid and trusted TLS/

Cleo Harmony, VLTrader, and LexiCom - RCE via Arbitrary File Write (CVE-2024-50623)

We were having a nice uneventful week at watchTowr, when we got news of some ransomware operators using a zero-day exploit in Cleo MFT software - namely, LexiCom, VLTransfer, and Harmony - applications that many large enterprises rely on to share files securely. Cleo have a (paywalled) advisory, linked to