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Vulnerability record · CVE-2018-25217 · published 26 March 2026

CVE-2018-25217: Rttsoftware pdf explorer out-of-bounds write vulnerability

Rttsoftware · Pdf Explorer

PDF Explorer 1.5.66.2 contains a structured exception handler (SEH) overflow vulnerability that allows local attackers to execute arbitrary code by overwriting SEH records with malicious data. Attackers can craft a payload with buffer overflow, NSEH jump, and ROP gadget chains that execute when the Custom fields settings dialog processes the malicious input in the Label field.

8.6 CVSS 4.0 High EPSS 0.22% · top 88.7% CWE-787 · Out-of-bounds write
8.6CVSS 4.0 base score
0.22%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
4References, 1 tagged exploit
17 Jun 2026Last modified by NVD

Description

PDF Explorer 1.5.66.2 contains a structured exception handler (SEH) overflow vulnerability that allows local attackers to execute arbitrary code by overwriting SEH records with malicious data. Attackers can craft a payload with buffer overflow, NSEH jump, and ROP gadget chains that execute when the Custom fields settings dialog processes the malicious input in the Label field.

CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://www.rttsoftware.com/ Product
https://www.exploit-db.com/exploits/46016 ExploitVDB Entry
https://www.rttsoftware.com/files/PDFExplorerTrialSetup.zip Product
https://www.vulncheck.com/advisories/pdf-explorer-structured-exception-handler-local-code-execution Third Party Advisory

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Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2018-25217), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.