CVE-2019-9142 Moderate severity vulnerability that affects org.b3log:symphony
Attackers can inject malicious scripts via user profile fields in Symphony, potentially leading to session hijacking or code execution.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2019-9142?
CVE-2019-9142 is a medium-severity cross-site scripting vulnerability in n/a, published on 25 Feb 2019. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
An issue was discovered in b3log Symphony (aka Sym) before v3.4.7. XSS exists via the userIntro and userNickname fields to processor/SettingsProcessor.java.
Weakness: CWE-79
Which versions are affected by CVE-2019-9142?
2 open source packages ship an affected version, including org.b3log:symphony. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
org.b3log:symphony Maven | All versions | 3.4.7 |
org.b3log:symphony Maven | All versions | 3.4.7 |
Products include B3log Symphony.
How do I fix CVE-2019-9142?
Upgrade org.b3log:symphony to 3.4.7 or later.
Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.
Is CVE-2019-9142 being exploited?
There is no known exploitation of CVE-2019-9142 in the wild and no public exploit code.
Other vulnerabilities in n/a
Sources
Also known as GHSA-xgjc-49cw-529m.