#firefox

The threat actors behind a malware family known as RomCom targeted a U.S.-based civil engineering company via a JavaScript loader dubbed SocGholish to deliver the Mythic Agent. "This is the first time that a RomCom payload has been observed being distributed by SocGholish," Arctic Wolf Labs researcher Jacob Faires said in a Tuesday report. The activity has been attributed with medium-to-high

AI security firm AISLE revealed CVE-2025-13016, a critical Firefox Wasm bug that risked 180M users for six months. Learn how the memory flaw allowed code execution.

The threat actor known as ToddyCat has been observed adopting new methods to obtain access to corporate email data belonging to target companies, including using a custom tool dubbed TCSectorCopy. "This attack allows them to obtain tokens for the OAuth 2.0 authorization protocol using the user's browser, which can be used outside the perimeter of the compromised infrastructure to access

In March 2024, Mozilla said it was winding down its collaboration with Onerep -- an identity protection service offered with the Firefox web browser that promises to remove users from hundreds of people-search sites -- after KrebsOnSecurity revealed Onerep's founder had created dozens of people-search services and was continuing to operate at least one of them. Sixteen months later, however, Mozilla is still promoting Onerep. This week, Mozilla announced their partnership with Onerep will officially end next month.

DigitStealer is a new infostealer built for macOS, and it stands out for being smarter than most. Here's how it works and how to stay safe.

Palo Alto, California, 19th November 2025, CyberNewsWire

### Summary Failure to Invalidate Existing Sessions After Password Change (Persistent Session / Session Invalidity Failure). ### Details After a user changes their password, the application does not invalidate other active sessions or session tokens that were established before the change. An attacker who already has an active session (e.g., via a stolen session token, device left logged in, or other access) continues to be authenticated even after the legitimate user rotates credentials, allowing the attacker to retain access despite the user’s password change. ### PoC **Repro steps:** 1. As logged in user on two browsers (ie. Chrome and Firefox, with incognito/private mode) https://cloud.flowiseai.com/account change password, on the Chrome for example 2. Refresh the site on Firefox (second browser) - notice that still logged in (despite credentials were changed) **POC:** Steps described above (in Repro steps) completed successfully. ### Impact Persistent unauthorized access despi...

Behind every click, there’s a risk waiting to be tested. A simple ad, email, or link can now hide something dangerous. Hackers are getting smarter, using new tools to sneak past filters and turn trusted systems against us. But security teams are fighting back. They’re building faster defenses, better ways to spot attacks, and stronger systems to keep people safe. It’s a constant race — every

Microsoft on Tuesday released patches for 63 new security vulnerabilities identified in its software, including one that has come under active exploitation in the wild. Of the 63 flaws, four are rated Critical and 59 are rated Important in severity. Twenty-nine of these vulnerabilities are related to privilege escalation, followed by 16 remote code execution, 11 information disclosure, three

A severe vulnerability disclosed in Chromium's Blink rendering engine can be exploited to crash many Chromium-based browsers within a few seconds. Security researcher Jose Pino, who disclosed details of the flaw, has codenamed it Brash. "It allows any Chromium browser to collapse in 15-60 seconds by exploiting an architectural flaw in how certain DOM operations are managed," Pino said in a