CVE-2025-49656 | Apache Jena: Administrative users can create files outside the server directory space via the admin UI

Users with administrator access can create databases files outside the files area of the Fuseki server. This issue affects Apache Jena version up to 5.4.0. Users are recommended to upgrade to version 5.5.0, which fixes the issue.

Published: 2025-07-21 Last update: 2026-06-17 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2025-49656 is rated Moderate Risk (54.2/100): CVSS High severity, with medium exploitation likelihood (EPSS 1.36%). Review affected assets and schedule remediation.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2025-49656

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-06-15 1.04% 1.36% +0.33%
2 2026-05-17 0.26% 1.04% +0.78%
3 2026-04-06 — 0.26% —

Full EPSS history (8 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2025-49656

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
7.5 3.1 HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N Click to expand
Attack vector (AV:N)
Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:L)
Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:N)
No account or special rights needed—anonymous or random user is enough.
User interaction (UI:N)
Nobody has to click “OK” or open a trap file; it can work without a victim helping.
Scope (S:U)
Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems.
Confidentiality (C:H)
Serious risk that confidential data gets exposed in a big way.
Integrity (I:N)
Data isn’t meaningfully altered or forged.
Availability (A:N)
Service keeps running; no real outage angle.
 3.9 3.6 134c704f-9b21-4f2e-91b3-4a467353bcc0

Weakness enumeration for CVE-2025-49656

GitHub Security Advisory for CVE-2025-49656

GHSA-jq2c-m8gg-mqcm · Severity: medium · Ecosystem: maven — Apache Jena allows users with administrator access to create databases files outside the files area of the Fuseki server

OS Trackers for CVE-2025-49656

vendor priority summary link
debian not yet assigned CVE-2025-49656 not yet assigned priority: Debian including 1 source packages (apache-jena), 4 status rows across 4 suites (bookworm, forky, sid, trixie): open 4. https://security-tracker.debian.org/tracker/CVE-2025-49656
redhat medium — https://access.redhat.com/security/cve/CVE-2025-49656
ubuntu medium CVE-2025-49656 medium priority: Ubuntu including 1 source packages (apache-jena), 5 status rows across 5 suites (jammy, noble, plucky, questing, upstream): needs-triage 4, ignored 1. https://ubuntu.com/security/CVE-2025-49656

Affected software / configurations for CVE-2025-49656

Vendor Product Version Raw CPE
apache jena < 5.5.0 cpe:2.3:a:apache:jena:*:*:*:*:*:*:*:*

References for CVE-2025-49656

cvelogic Threat Intelligence