Quick answers
- Is CVE-2026-112838 exploited in the wild?
- No. Junglewise Threat Intelligence has no report of CVE-2026-112838 being exploited in the wild.
- How severe is CVE-2026-112838?
- High severity, with a CVSS score of 7.1, published 23 October 2026.
- Which products and versions are affected?
- E4jvikwp VikRentCar through 1.4.8.
- Is there a fix for CVE-2026-112838?
- Yes: fixed in 1.4.9. Until then: Apply Patchstack's mitigation rule to block exploit attempts until the plugin is updated to version 1.4.9 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
- How is CVE-2026-112838 attacked?
- It is attacked over the network, in a web application.
- Am I affected by CVE-2026-112838?
- Check whether you run E4jvikwp VikRentCar at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.
How to fix
- Fixed in: 1.4.9
Apply Patchstack's mitigation rule to block exploit attempts until the plugin is updated to version 1.4.9 or later.
Technical details
The plugin fails to properly sanitize user input during web page generation, allowing stored XSS attacks. An unauthenticated attacker can inject malicious JavaScript that persists and executes when other users view the affected page. Successful exploitation requires the victim to click a malicious link or visit a crafted page.
Affected products
- e4jvikwp VikRentCar through 1.4.8
Timeline
- 2026-10-23: disclosed
- 2026-10-21: advisory: Patchstack advisory published