CVE-2021-27947 SQL injection in n/a
Attackers can execute arbitrary SQL commands via the Copy Forum feature in MyBB, potentially reading or modifying database contents.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2021-27947?
CVE-2021-27947 is a high-severity SQL injection vulnerability in Mybb Mybb, published on 15 Mar 2021. An attacker needs administrator access to exploit it, with no action from the victim.
Official description
SQL Injection vulnerability in MyBB before 1.8.26 via the Copy Forum feature in Forum Management. (issue 2 of 3).
Weakness: CWE-89
Which versions are affected by CVE-2021-27947?
It affects 1 product.
Products include Mybb Mybb.
How do I fix CVE-2021-27947?
No fix has been published for CVE-2021-27947 yet. Limit exposure of the affected software until one is available.
Use parameterised queries everywhere and never build SQL by joining strings. Upgrade affected software first; a web application firewall only buys time. More about SQL injection.
Is CVE-2021-27947 being exploited?
There is no known exploitation of CVE-2021-27947 in the wild and no public exploit code.