CVE-2026-23907
CVE-2026-23907 is covered by the Apache CVE-2026-33929 security bulletin. Not in the CISA KEV catalog. Medium advisory severity. 1 advisory from Apache.
Compare the source-linked records below. Ratings and product/version details belong to each advisory; they are not a single CVE-wide score or proof that every listed product is affected. How VulniPulse collects and checks evidence.
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CVE-2026-23907 key facts
- CISA KEV
- Not listed (catalog checked )
- Highest advisory severity
- Medium
- Vendor advisories
- 1 from Apache
- VulniPulse record
- Published
Is CVE-2026-23907 exploited?
No exploitation is reported in the sources VulniPulse tracks: CVE-2026-23907 is not in the CISA KEV catalog (checked ) and no tracked advisory for it reports exploitation. That is not proof the vulnerability cannot be exploited.
How do I fix CVE-2026-23907?
This CVE is tracked through a multi-CVE bulletin, so its fixed releases may differ from the bulletin-wide values below. Check the vendor source.
Vendor advisory comparison
Apache
1 advisory- Advisory severityMedium4.3
Medium [CVE-2026-23907 +1] Apache PDFBox Examples: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability in Apache PDFBox Examples.
CVE-2026-33929Source published Source updated
This bulletin covers 2 CVEs. The products, versions, score and guidance below describe the bulletin; check its source for applicability to this specific CVE.
Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability in Apache PDFBox Examples. This issue affects the ExtractEmbeddedFiles example in Apache PDFBox: from 2.0.24 through 2.0.36, from 3.0.0 through 3.0.7. Users are recommended to update to version 2.0.37 or 3.0.8 once available. Until then, they should apply the fix provided in GitHub PR 427. The ExtractEmbeddedFiles example contained a path traversal vulnerability (CWE-22) mentioned in CVE-2026-23907. However the change in the releases 2.0.36 and 3.0.7 is flawed because it doesn't consider the file path separator. Because of that, a user having writing rights on /home/ABC could be victim to a malicious PDF resulting in a write attempt to any path starting with /home/ABC, e.g. "/home/ABCDEF". Users…
- Affected products in this advisory
- Apache PDFBox Examples
- Apache PDFBox
- Source-reported affected versions
- 2.0.24 through 2.0.36
- 3.0.0 through 3.0.7.
- through 3.0.7
- Source-reported fixed versions
- 2.0.37
- 3.0.8
- Mitigation guidance
- No mitigation guidance extracted; consult the source.
More Apache advisories
- CVE-2026-114349Oct 28, 2026Apache Kafka: When a broker decodes a compressed record batch, the per-record decoder
- CVE-2026-112375Oct 28, 2026Apache Kafka: authenticated Kafka principal with no authorization grants
- CVE-2026-116593Oct 28, 2026Apache Kafka Connect has the /connector-plugins/{connector-type}/config/validate endpoint
- CVE-2026-115644Oct 28, 2026Apache Kafka Connect contains an authentication bypass vulnerability affecting the admin
- CVE-2026-111551Oct 28, 2026Apache Kafka: Several Kafka deserialization paths read a size or count field from input
- CVE-2026-111496Oct 28, 2026Apache Kafka: Kafka Streams derives its stream-time clock from record timestamps
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