PayPal: Reflect XSS and CSP Bypass on https://www.paypal.com/businesswallet/currencyConverter/

An endpoint used for currency conversion was found to suffer from a reflected XSS vulnerability, where user input was not being properly sanitized in a parameter in the URL. This could lead to a malicious user injecting malicious JavaScript, HTML, or any other type of code that the browser may...

chromium-browser: Insufficient policy enforcement in CSP

Insufficient policy enforcement in CSP in Google Chrome prior to 80.0.3987.87 allowed a remote attacker to bypass content security policy via a crafted HTML page...

CVE-2020-6391

CVE-2020-6391 concerns Blink in Google Chrome. The vulnerability arises from insufficient validation of untrusted input in Blink, allowing a local attacker to bypass Content Security Policy via a specially crafted HTML page on Chrome versions prior to 80.0.3987.87. Affected product: Google Chrome...

Clario: Multiple Links Vulnerable to Reflected xss

Summary Multiple Links Vulnerable to Reflected xss in https://mackeeper.com/mk/de/ Steps to reproduce goto these links and xss will be triggered...

KLA11660 Multiple vulnerabilities in Google Chrome

Multiple vulnerabilities were found in Google Chrome. Malicious users can exploit these vulnerabilities to execute arbitrary code, bypass security restrictions, obtain sensitive information, cause denial of service, spoof user interface. Below is a complete list of vulnerabilities: 1. A...

USN-4234-2 firefox regressions

USN-4234-1 fixed vulnerabilities in Firefox. The update introduced various minor regressions. This update fixes the problems. We apologize for the inconvenience. Original advisory details: Multiple security issues were discovered in Firefox. If a user were tricked in to opening a specially crafte...

h1-ctf: [h1-415 2020] Chain of vulnerabilities leading to account takeover and unauthorized access of sensitive internal resources

Note: Please read this report as "An attacker taking over a customer's account" and not as "helping Jobert recovering his document" : Summary: Chaining following issues let's an attacker access sensitive information, 1. Exposure of customer email and regex logic error leading to account takeover ...

GHSA-XQ52-RV6W-397C Directive injection when using dynamic overrides with user input

Impact If user-supplied input was passed into append/overridecontentsecuritypolicydirectives, a semicolon could be injected leading to directive injection. This could be used to e.g. override a script-src directive. Duplicate directives are ignored and the first one wins. The directives in...

h1-ctf: [h1-415 2020] @_bayotop h1-415-ctf writeup

TL;DR: Thanks for the challenge! 1. Abusing account recovery via QR codes to get access to [email protected]. 2. Blind XSS in /support/review/ including CSP bypass. 3. Missing input sanitization on name parameter when POSTing to /support/review/. 4. Access to remote debugging port on local...

h1-ctf: [h1-415 2020] My writeup on how to retrieve the special secret document

Summary: An attacker without any privilege is able to retrieve the special secret document, hosted on the https://h1-415.h1ctf.com website. To do so, multiple steps are required : 1. The authentication must be bypassed to have a licensed account; 2. The support team portal is vulnerable to a blin...

CVE-2019-17001

CVE-2019-17001 describes a CSP bypass in Firefox where an object tag can bypass the page's CSP to execute JavaScript in the protected document. The issue affected Firefox 69 and was not present in earlier versions; it affects Firefox

CVE-2019-17002

CVE-2019-17002 affects Mozilla Firefox versions before 70.0. If upgrade-insecure-requests is set in the Content Security Policy and a link is dragged and dropped from that page, the link is not upgraded to https, exposing users to potential security bypass and stability issues. The primary impact...

CVE-2019-17000

CVE-2019-17000 affects Firefox versions older than 70. A CSP bypass exists where an object tag with a data: URI did not inherit the parent document’s Content Security Policy in cross-origin frames, potentially allowing inline-script execution in protected documents. Root cause: CSP not correctly ...

CVE-2019-17000

An object tag with a data URI did not correctly inherit the document's Content Security Policy. This allowed a CSP bypass in a cross-origin frame if the document's policy explicitly allowed data: URIs. This vulnerability affects Firefox 70...

CVE-2019-19916

In Midori Browser 0.5.11 on Windows 10, Content Security Policy CSP is not applied correctly to all parts of multipart content sent with the multipart/x-mixed-replace MIME type. This could result in script running where CSP should have blocked it, allowing for cross-site scripting XSS and other...

Security Bulletin: Multiple vulnerabilities of Mozilla Firefox have affected Synthetic Playback Agent 8.1.4.x

Summary Synthetic Playback Agent has addressed the following vulnerabilities: CVE-2019-11738, CVE-ID: CVE-2019-11746, CVE-2019-11735, CVE-2019-11748, CVE-2019-11752, CVE-2019-11747, CVE-2019-11747, CVE-2019-9812, CVE-2019-11744, CVE-2019-11743, CVE-2019-11740, CVE-2019-11749, CVE-2019-11750...

CVE-2019-18374

Symantec Critical System Protection CSP, versions 8.0, 8.0 HF1 & 8.0 MP1, may be susceptible to an authentication bypass vulnerability, which is a type of issue that can potentially allow a threat actor to circumvent existing authentication controls...

Authentication flaw

Symantec Critical System Protection CSP, versions 8.0, 8.0 HF1 & 8.0 MP1, may be susceptible to an authentication bypass vulnerability, which is a type of issue that can potentially allow a threat actor to circumvent existing authentication controls...

CVE-2019-18374

CVE-2019-18374 affects Symantec Critical System Protection (CSP) versions 8.0, 8.0 HF1 and 8.0 MP1, with an authentication bypass vulnerability. Root cause details are not fully disclosed in the provided documents, but Red Hat and Symantec advisories indicate an authentication bypass allowing byp...

CVE-2019-18374

Symantec Critical System Protection CSP, versions 8.0, 8.0 HF1 & 8.0 MP1, may be susceptible to an authentication bypass vulnerability, which is a type of issue that can potentially allow a threat actor to circumvent existing authentication controls...