CVE-2019-1020019 Cross-site Scripting in invenio-previewer
An XSS vulnerability in the invenio-previewer library allows attackers to inject malicious scripts, potentially compromising user sessions.
- 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-2019-1020019?
CVE-2019-1020019 is a medium-severity cross-site scripting vulnerability in invenio-previewer, published on 29 Jul 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
invenio-previewer before 1.0.0a12 allows XSS.
Weakness: CWE-79
Which versions are affected by CVE-2019-1020019?
3 open source packages ship an affected version, including invenio-previewer. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
invenio-previewer PyPI | All versions | 1.0.0a12 |
invenio-previewer PyPI | All versions | 1.0.0a12 |
invenio-previewer PyPI | All versions | 1.0.0a12 |
Products include Inveniosoftware Invenio-Previewer.
How do I fix CVE-2019-1020019?
Upgrade invenio-previewer to 1.0.0a12 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-2019-1020019 being exploited?
There is no known exploitation of CVE-2019-1020019 in the wild and no public exploit code.
Sources
Also known as GHSA-j9m2-6hq2-4r3c, PYSEC-2019-26.