# CVE-2007-1964: Information disclosure in n/a

> Authenticated users can reset any account's password by exploiting debug mode to leak verification codes, leading to account takeover.

- **Severity:** Medium 6.0 (`AV:N/AC:M/Au:S/C:P/I:P/A:P`)
- **Exploited in the wild:** Not known
- **Login needed:** Any signed-in user
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 11 Apr 2007
- **Updated:** 7 Aug 2024
- **Also known as:** GHSA-jjj9-qcp9-535g

## What is CVE-2007-1964?

CVE-2007-1964 is a medium-severity vulnerability in Mybb Mybb, published on 11 Apr 2007. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

member.php in MyBB (aka MyBulletinBoard), when debug mode is available, allows remote authenticated users to change the password of any account by providing the account's registered e-mail address in a debug request for a do_lostpw action, which prints the change password verification code in the debug output.

## Which versions are affected by CVE-2007-1964?

It affects 2 products.


Products: Mybb Mybb, Mybulletinboard Mybulletinboard.

## How do I fix CVE-2007-1964?

No fix has been published for CVE-2007-1964 yet. Limit exposure of the affected software until one is available.

## Is CVE-2007-1964 being exploited?

There is no known exploitation of CVE-2007-1964 in the wild and no public exploit code.

## Other vulnerabilities in Mybb Mybb

- [CVE-2011-10018](https://insights.sbomify.com/CVE-2011-10018/): myBB 1.6.4 Backdoor Arbitrary Command Execution (critical 10.0)
- [CVE-2015-2786](https://insights.sbomify.com/CVE-2015-2786/): Information disclosure in n/a (critical 10.0)
- [CVE-2011-5133](https://insights.sbomify.com/CVE-2011-5133/): Cross-site scripting in n/a (critical 10.0)
- [CVE-2006-0218](https://insights.sbomify.com/CVE-2006-0218/): SQL injection in n/a (critical 10.0)
- [CVE-2020-22612](https://insights.sbomify.com/CVE-2020-22612/): Code injection in n/a (critical 9.8)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2007-1964 and fix it if it is affected.

What it is: CVE-2007-1964 is a medium-severity vulnerability in Mybb Mybb, published on 11 Apr 2007. Any signed-in user can exploit it over the network, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2007-1964 in the wild and no public exploit code.

Affected product: Mybb Mybb. No package-level version data is available, so check the vendor advisory linked from the reference page.

Task:
1. Search the dependency manifests and lockfiles (for example package.json, package-lock.json, requirements.txt, poetry.lock, uv.lock, pom.xml, build.gradle, go.mod, Cargo.lock, Gemfile.lock) and any Dockerfiles for the affected packages, including transitive dependencies.
2. If an affected version is in use, upgrade it to the fixed version for its release line with the project's package manager, so the lockfile is regenerated. Prefer the smallest upgrade that fixes it.
3. If there is no fix, or the upgrade would break the build, do not guess: explain the risk and the safest workaround instead.
4. Run the tests and summarise what changed and why.
5. If nothing in the project is affected, say so and change nothing.

Reference: https://insights.sbomify.com/CVE-2007-1964/ (Markdown: https://insights.sbomify.com/CVE-2007-1964/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2007-1964
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2007-1964
- OSV: https://osv.dev/vulnerability/CVE-2007-1964

---
From sbomify Insights: https://insights.sbomify.com/CVE-2007-1964/
Summaries are generated and may contain mistakes; the official description above is the record.