CVE-2026-15532 SourceCodester Online Book Store System User Management cross site scripting
Remote attackers can inject malicious scripts via the User Management module's Name/Username fields, potentially compromising user sessions.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2026-15532?
CVE-2026-15532 is a medium-severity cross-site scripting vulnerability in SourceCodester Online Book Store System, published on 13 Jul 2026. An attacker needs administrator access to exploit it, and only if a user opens a file or follows a link.
Official description
A vulnerability was identified in SourceCodester Online Book Store System 1.0. This issue affects some unknown processing of the component User Management Module. Such manipulation of the argument Name/Username leads to cross site scripting. The attack can be executed remotely. The exploit is publicly available and might be used.
Which versions are affected by CVE-2026-15532?
How do I fix CVE-2026-15532?
No fix has been published for CVE-2026-15532 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-2026-15532 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-15532 exists.
Sources
Also known as GHSA-m89g-6gv4-875j.