OriginLab OriginPro OPJ File Parser out-of-bounds write

Summaryinfo

A vulnerability marked as critical has been reported in OriginLab OriginPro. Affected by this issue is some unknown functionality of the component OPJ File Parser. Performing a manipulation results in out-of-bounds write. This vulnerability is reported as CVE-2026-18289. The attack is possible to be carried out remotely. No exploit exists.

Detailsinfo

A vulnerability classified as critical has been found in OriginLab OriginPro (the affected version is unknown). This affects an unknown code of the component OPJ File Parser. The manipulation with an unknown input leads to a out-of-bounds write vulnerability. CWE is classifying the issue as CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

OriginLab OriginPro OPJ File Parsing Out-Of-Bounds Write Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of OriginLab OriginPro. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the parsing of OPJ files. The issue results from the lack of proper validation of user-supplied data, which can result in a write past the end of an allocated data structure. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-29332.

This vulnerability is uniquely identified as CVE-2026-18289. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 09/06/2026).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Vendor

• OriginLab

Name

• OriginPro

CPE 2.3info

• 🔒

CPE 2.2info

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Exploitinginfo

Threat Intelligenceinfo

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Entryinfo

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