CVE-2026-84852

Exploitation

Public exploit code exists. CISA's assessment records a public proof of concept. That is not a report of exploitation in the wild.

SSVC decision

• ExploitationpocPublic proof-of-concept exploit code exists. Not a report of exploitation in the wild.
• AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
• Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.

CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.

EPSS probability

Not scored by EPSS

EPSS percentile

Not scored by EPSS

NVD base score

1.9 (CVSS v4.0), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/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

NVD analysis status

Received. NVD last modified this record on 2026-09-02.

Red Hat severity

No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2026-09-02 19:15Z9 HR AGO

Last updated

2026-09-02 19:40Z9 HR AGO

Reserved

2026-09-02

Assigning CNA

VulDB

Record state

PUBLISHED

Severity

Medium (CVSS 4.8)

CNA CVSS vector

CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:P

Weaknesses

• CWE-22Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')Base

Data version

5.2

Document digest

d083c083d6568046ebfe2ff90630c281db1c99a2bee08375c59967df63826d1d

• vuldb.comVDB-398130 | Reader Tools PDF Reader App File ActSplashNew.handleDeeplink path traversalhttps://vuldb.com/vuln/398130vdb-entrytechnical-description
• vuldb.comVDB-398130 | CTI Indicators (IOB, IOC, TTP, IOA)https://vuldb.com/vuln/398130/ctisignaturepermissions-required
• vuldb.comCVE-2026-84852 | CVE Analysis and Reporthttps://vuldb.com/cve/CVE-2026-84852third-party-advisory
• vuldb.comSubmit #886201 | Reader Tools All PDF Reader (com.pdf.viewer.pdftool.reader.document) Version 98.8 (versionCode 988) Path Traversalhttps://vuldb.com/submit/886201third-party-advisory
• docs.google.comhttps://docs.google.com/document/d/1g8q6UDV2EBm0UfEz2tc1eVBSxXqX5Zk8Ei30FuKAYa8/edit?usp=sharingexploit