CVE Explorer

CVE-2026-23512

SumatraPDF is a multi-format reader for Windows. In 3.5.2 and earlier, there is a Untrusted Search Path vulnerability when Advanced Options setting is trigger. The application executes notepad.exe without specifying an absolute path when using the Advanced Options setting. On Windows, this allows execution of a malicious notepad.exe placed in the application's installation directory, leading to arbitrary code execution.

Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:e3a006d65f535abaf57d09f2b0b2b965e532bc9587ad48c0e98a5955311c6c7e

Known exploited

Not asserted

Disputed

Stale source

Conflicts

Affected products and versions

1 source assertion

{"product":"sumatrapdf","vendor":"sumatrapdfreader","versions":[{"status":"affected","version":"<= 3.5.2"}]}

cve_program_cvelist_v5affected
urn:baitaphish:normalized-source-record:v2:481ab6f384ff1d1988c97e18aac99f676958a2f6a589d2bbc820645703975157 · sha256:7770750d3ed396d9… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion

{"metric":{"attackComplexity":"LOW","attackVector":"LOCAL","availabilityImpact":"HIGH","baseScore":8.6,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"CHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H","version":"3.1"},"metric_type":"cvssV3_1"}

cve_program_cvelist_v5cvss
urn:baitaphish:normalized-source-record:v2:481ab6f384ff1d1988c97e18aac99f676958a2f6a589d2bbc820645703975157 · sha256:7770750d3ed396d9… · /containers/cna/metrics/0/cvssV3_1

CWE assertions

1 source assertion

{"cweId":"CWE-426","description":"CWE-426: Untrusted Search Path","lang":"en","type":"CWE"}

cve_program_cvelist_v5cwe
urn:baitaphish:normalized-source-record:v2:481ab6f384ff1d1988c97e18aac99f676958a2f6a589d2bbc820645703975157 · sha256:7770750d3ed396d9… · /containers/cna/problemTypes/0/descriptions/0

Source references

2 source assertions

{"name":"https://github.com/sumatrapdfreader/sumatrapdf/commit/2762e02a8cd7cb779c934a44257aac56ab7de673","tags":["x_refsource_MISC"],"url":"https://github.com/sumatrapdfreader/sumatrapdf/commit/2762e02a8cd7cb779c934a44257aac56ab7de673"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:481ab6f384ff1d1988c97e18aac99f676958a2f6a589d2bbc820645703975157 · sha256:7770750d3ed396d9… · /containers/cna/references/1

{"name":"https://github.com/sumatrapdfreader/sumatrapdf/security/advisories/GHSA-rqg5-gj63-x4mv","tags":["x_refsource_CONFIRM"],"url":"https://github.com/sumatrapdfreader/sumatrapdf/security/advisories/GHSA-rqg5-gj63-x4mv"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:481ab6f384ff1d1988c97e18aac99f676958a2f6a589d2bbc820645703975157 · sha256:7770750d3ed396d9… · /containers/cna/references/0

Attribution and limitations

CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

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