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Pandora CVE-2026-88069

| EUVDEUVD-2026-75186 CRITICAL
Path Traversal (CWE-22)
2026-09-09 5a6e4751-2f3f-4070-9419-94fb35b644e8 GHSA-g437-q4fp-pq2g
9.3
CVSS 4.0 · Vendor: 5a6e4751-2f3f-4070-9419-94fb35b644e8
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Vendor (5a6e4751-2f3f-4070-9419-94fb35b644e8) PRIMARY
9.3 CRITICAL
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:H/SC:N/SI:H/SA:H/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:X/V:X/RE:X/U:X
vuln.today AI
9.1 CRITICAL

Remote file submission triggers extraction with no auth or interaction (AV:N/AC:L/PR:N/UI:N); arbitrary file overwrite gives I:H and A:H, but nothing is read so C:N.

3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
4.0 AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N

Primary rating from Vendor (5a6e4751-2f3f-4070-9419-94fb35b644e8).

CVSS VectorVendor: 5a6e4751-2f3f-4070-9419-94fb35b644e8

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
X

Lifecycle Timeline

3
Source Code Evidence Fetched
Sep 09, 2026 - 22:39 vuln.today
Analysis Generated
Sep 09, 2026 - 22:39 vuln.today
CVE Published
Sep 09, 2026 - 22:18 cve.org
CRITICAL 9.3

DescriptionCVE.org

Pandora contains a path traversal vulnerability in its archive extraction worker. When processing a specially crafted archive or disk image, attacker-controlled file paths could be used without ensuring that the resulting destination remained within the intended extraction directory.

An attacker able to submit a malicious file for analysis could use path traversal sequences or crafted paths to cause extracted content to be written outside the designated extraction directory, potentially overwriting files accessible to the Pandora worker process. Successful exploitation could result in unauthorized modification of application or system files, denial of service, and potentially further compromise depending on the permissions of the Pandora process and the files that can be overwritten.

The vulnerability is addressed by resolving each extraction destination path before writing and verifying that it remains below the expected extraction directory. Extraction attempts resolving outside this directory are rejected and reported as path traversal attempts.

AnalysisAI

Path traversal in the Pandora malware-analysis platform (pandora-analysis, versions ≤1.12.7) lets an attacker who submits a crafted archive or disk image write extracted files outside the intended extraction directory. Because the extractor worker (ISO, BZ2, CAB, GZ, LZMA handlers) wrote decompressed content to attacker-influenced paths without confirming the destination stayed inside the target directory, a malicious sample can overwrite files accessible to the worker process, enabling file tampering, denial of service, and potential further compromise. …

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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata

Access
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Delivery
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Exploit
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Execution
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Impact
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Vulnerability AssessmentAI

Exploitation Exploitation requires the attacker to submit a malicious archive or disk image (ISO, bzip2, CAB, gzip, or LZMA) to a Pandora instance for analysis and for that submission path to reach the vulnerable extractor worker. … Additional conditions and limiting factors are described in the full assessment.
Risk Assessment The CVSS 4.0 vector (AV:N/AC:L/AT:N/PR:N/UI:N, VI:H/VA:H/SI:H/SA:H, VC:N) scores 9.3 and is internally consistent with a write-only traversal: high integrity and availability impact from overwriting files, no confidentiality impact since nothing is read back. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in.
Exploit Scenario Full exploit scenario with step-by-step reproduction available after sign-in.
Remediation Upgrade to a Pandora release built after commit d86ac5b260fb9a41e07f1da1bbd326cdcfc188a7 (the first fixed version above 1.12.7); the released patched version is not independently confirmed from the input, so pull the latest tagged release from github.com/pandora-analysis/pandora that includes this commit, or apply the commit directly. … Detailed patch versions, workarounds, and compensating controls in full report.

Recommended ActionAI

Within 24 hours, identify all Pandora instances running version 1.12.7 or earlier and disable remote sample submissions or isolate affected systems from the network. …

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Threat intelligence, references, and detailed analysis are available after sign-in.

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CVE-2026-88069 vulnerability details – vuln.today

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