CVE-2020-4503 Cross-site scripting in Planning Analytics Local
Attackers can inject JavaScript into the web interface to steal credentials from trusted sessions in IBM Planning Analytics Local.
- 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
- None listed
What is CVE-2020-4503?
CVE-2020-4503 is a medium-severity cross-site scripting vulnerability in IBM Planning Analytics Local, published on 2 Jun 2020. 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
IBM Planning Analytics Local 2.0 is vulnerable to cross-site scripting. This vulnerability allows users to embed arbitrary JavaScript code in the Web UI thus altering the intended functionality potentially leading to credentials disclosure within a trusted session. IBM X-Force ID: 182283.
Weakness: CWE-79
Which versions are affected by CVE-2020-4503?
It affects 1 product.
Products include Ibm Planning Analytics Local.
How do I fix CVE-2020-4503?
No fix has been published for CVE-2020-4503 yet. Limit exposure of the affected software until one is available.
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-2020-4503 being exploited?
There is no known exploitation of CVE-2020-4503 in the wild and no public exploit code.
Other vulnerabilities in IBM Planning Analytics Local
- CVE-2025-36357 IBM Planning Analytics Local Directory Traversal
- CVE-2026-10545 IBM Planning Analytics Local is affected by Open Redirect
- CVE-2026-13365 IBM Planning Analytics Local is affected by security vulnerabilities
- CVE-2024-35143 IBM Planning Analytics Local missing authentication
- CVE-2026-1267 IBM Planning Analytics Information Disclosure
Sources
Also known as GHSA-37xx-8cjj-f57x.