HackerOne: Adding or removing a new non-preferred payout method does not trigger an e-mail or account notification

While we previously sent an e-mail to the user when their preferred payout method was modified, we did not send a notification when adding or removing a new non-preferred payout method. This oversight was pointed out by this report...

HackerOne: Updating payout preference to CurrencyCloud doesn't notify user via email

When change payment method in user's payments, then a notification about Change payment method is sent to the user email. However, user not always gets a notification about change payment method - when change payment method via add payout method on Payout Methods, then such a notification is not...

Stellar.org: Session Cookie without HttpOnly and secure flag set

vulnerable URL: www.stellar.org The PHPSESSID cookie does not have the HTTPOnly flag set. When a cookie is set with the HTTPOnly flag, it instructs the browser that the cookie can only accessed by the server and not by client-side scripts. This is an important security protection for session...

HackerOne: Invitation tokens leak to Google Analytics

Hi, While testing i have noticed that , the hackerone invitation token gets exposed to google-anaytics.com How? Here look at the photo- ████████ We can see that the request payload is exposing the invitation token and its not filtered like this one- ███████ And this is what google does with their...

Hack Department of Homeland Security Act Would Bring Bug Bounty Program to DHS

Hackers will soon be able to poke holes in networks and systems belonging to the Department of Homeland Security if four senators get their way and a bill is passed that would institute a DHS bug bounty similar to programs recently implemented for the Army, Air Force and Pentagon. The bill, known...

Security advisory: Normal user can somehow make admin to delete shared folders

Platform: ownCloud Server Versions: 10.0.2 Date: 5/31/2017 Risk level: Medium CVSS v3 Base Score: 4.3 CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N CWE: Improper Privilege Management CWE-269 HackerOne report:Â 166581...

XSS in Error Page - ownCloud security advisory

Platform: ownCloud Server Versions: 10.0.2 Date: 5/31/2017 Risk level: Medium CVSS v3 Base Score: 4.3 CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N CWE: Improper Neutralization of Input During Web Page Generation ‘Cross-site Scripting’ CWE-79 HackerOne report: 215410...

Cross-origin brute-forcing of Github SAML and 2FA recovery codes

Yesterday while reading my Twitter stream I found this interesting article about downloading GitHub SSO bypass codes. Same as Yasin Soliman I was invited to a Github pre-release of the organisation SAML single sign-on SSO private program. And same as him I found an issue in the same endpoint. So ...

hackerone vulnerability: how to use XSSI to steal a multi-line string-vulnerability warning-the black bar safety net

First of all, I assume that students already know what isXSSI. If you don't know the words, you can have a look below this paragraph is taken from the identity-based XXSI attack on the simple introduction： Cross-site scripting: XSSI - Cross Site Script Inclusion is a way to allow an attacker to...

Twitter Flaw Could Have Allowed Attacker to Tweet From Any Account

Before it was fixed earlier this year, a flaw in Twitter could have allowed an attacker to tweet as any user. Twitter was quick to resolve the issue, fixing it three days after the researcher–a bug hunter who goes by the handle Kedrisch–reported it via HackerOne. Kedrisch found the vulnerability ...

Cuvva: RC4 cipher suit in use in vpn.corp.cuvva.co

Hi cuvva security team I found another cryptographic issue in vpn.corp.cuvva.co About: attacks against TLS that allows an attacker to recover a limited amount of plaintext from a TLS connection when RC4 encryption is used. The attacks arise from statistical flaws in the keystream generated by the...

The Uber platform coming out of authentication vulnerabilities, exploit the vulnerability can reset any account password-loophole warning-the black bar safety net

Italian security expert Vincenzo C. Aka found the Uber platform authentication vulnerabilities, any account can use this vulnerability to reset the password, this discovery yesterday officially announced. In fact, the initiator of the“authentication crisis”the vulnerability is in the seven months...

WordPress Fixes CSRF, XSS Bugs, Announces Bug Bounty Program

WordPress is urging webmasters to update to the latest version of its content management system to mitigate several issues, including a pair of cross-site scripting XSS bugs and a cross-site request forgery CSRF bug that’s existed for 10 months. The latest iteration of the software, version 4.7.5...

Nextcloud: Email Spoofing Vulnerability from nextcloud.

Hi nextcloud, Here is Shaifullah Shaon BlackEyE, An Ethical Hacker. a white hat cyber security researcher from Bangladesh reporting a serious 3'rd ranking in OWASP security vulnerability on your system. There is an Email Spoofing Vulnerability from nextcloud. Steps to reproduce: 1 Go to...

NextCloud / OwnCloud Cross Site Scripting

================================================================== Nextcloud/Owncloud - Reflected Cross Site Scripting in error pages ================================================================== Information ------------------------------------------------------------------ Name:...

HackerOne: HackerOne reports escalation to JIRA is CSRF vulnerable

Summary: HackerOne reports escalation to JIRA is CSRF vulnerable Description Include Impact: An attacker can steal private reports details through a CSRF in HackerOne report escalation to JIRA implementation. CSRF GET https://hackerone.com/reports/REPORTNUMBER/escalate Optional: Supporting...

HackerOne: Changing Victim's JIRA Integration Settings Through Multiple Bugs

Summary: Changing victim's JIRA integration settings through multiple bugs. Description: Using multiple HackerOne bugs, an attacker can change the victim's JIRA integration settings. Bugs: 1 The Jira integration consent screen lacks information about the Jira project that will be connected to...

HackerOne: www.hackerone.com website CSP "script-src" includes "unsafe-inline"

Summary: The HTTP header of the hackerone.com website includes an unsafe CSP parameter for "script-src". Description: The hackerone.com website https://www.hackerone.com has a Content-Security-Policy configured, as pointed out on the Bug Bounty page of their program: We utilize a strict Content...

HackerOne: Insecure SHA1withRSA in b5s.hackerone-ext-content.com and a4l.hackerone-ext-content.com

Hello, I just found some minor issue with RSA 2048 bits SHA1withRSA in b5s.hackerone-ext-content.com and a4l.hackerone-ext-content.com thru Qualys SSL Labs and wanted to report it. Proof of Concept https://www.ssllabs.com/ssltest/analyze.html?d=b5s.hackerone-ext-content.com Result: SHA1withRSA...

The Time Has Arrived to Embrace Hackers

BOSTON—More than ever, hackers are getting a welcoming embrace from law enforcement, governments and business. Bug bounties and vulnerability disclosure programs are becoming the norm across industry, and hackers are no longer universally viewed as a pariah. Simultaneously, however, groups such a...