Quick answers
- Is CVE-2026-114558 exploited in the wild?
- No. Junglewise Threat Intelligence has no report of CVE-2026-114558 being exploited in the wild.
- How severe is CVE-2026-114558?
- High severity, with a CVSS score of 7.8, published 12 November 2026.
- Which products and versions are affected?
- OriginLab Origin Viewer.
- Is there a fix for CVE-2026-114558?
- A patch was published on 2026-11-06: Coordinated public release; vendor issued update Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
- How is CVE-2026-114558 attacked?
- It is attacked with local access.
- Am I affected by CVE-2026-114558?
- Check whether you run OriginLab Origin Viewer. 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.
Technical details
An out-of-bounds write vulnerability exists in the OPJU file format parser due to insufficient validation of user-supplied data. The flaw allows an attacker to write past the end of an allocated buffer, enabling arbitrary code execution in the process context. User interaction is required: the victim must open a malicious OPJU file or visit a compromised webpage that triggers the parser.
Affected products
- OriginLab Origin Viewer
Timeline
- 2026-05-21: disclosed: Vulnerability reported to vendor
- 2026-11-06: patched: Coordinated public release; vendor issued update