CVE-2023-5072 | DoS Vulnerability in JSON-Java

Exp

Denial of Service in JSON-Java versions up to and including 20230618.  A bug in the parser means that an input string of modest size can lead to indefinite amounts of memory being used.

Published: 2023-10-12 Last update: 2025-09-19 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2023-5072 is rated High Exploit Risk (70.2/100): CVSS High severity, with medium exploitation likelihood (EPSS 1.45%). 1 public exploit reference(s) are indexed (Exploit-DB). Public exploits are available—assess exposure, apply mitigations, and prioritize patching.

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

Public exploit references (Exploit-DB) for CVE-2023-5072

EDB-ID Source Kind Published Link
— nvd_ref exploit_tag Exploit-DB ↗

Exploit prediction scoring system (EPSS) score for CVE-2023-5072

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 0.68% 1.45% +0.77%
2 2026-05-23 0.82% 0.68% -0.15%
3 2026-05-05 — 0.82% —

Full EPSS history (19 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2023-5072

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:N/I:N/A:H 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:N)
Doesn’t really leak secrets in a meaningful way.
Integrity (I:N)
Data isn’t meaningfully altered or forged.
Availability (A:H)
Could take the service down hard or make it unusable for people who depend on it.
 3.9 3.6 [email protected]
7.5 3.1 HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H 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:N)
Doesn’t really leak secrets in a meaningful way.
Integrity (I:N)
Data isn’t meaningfully altered or forged.
Availability (A:H)
Could take the service down hard or make it unusable for people who depend on it.
 3.9 3.6 [email protected]

Weakness enumeration for CVE-2023-5072

GitHub Security Advisory for CVE-2023-5072

GHSA-4jq9-2xhw-jpx7 · Severity: high · Ecosystem: maven — Java: DoS Vulnerability in JSON-JAVA

OS Trackers for CVE-2023-5072

vendor priority summary link
alpine — CVE-2023-5072: 2 source package rows (openjdk17, openjdk21); 10 state rows across 5 repos (3.19-community, 3.20-community, 3.21-community, 3.22-community, edge-community); fixed 10, open 0. https://security.alpinelinux.org/vuln/CVE-2023-5072
debian not yet assigned CVE-2023-5072 not yet assigned priority: Debian including 3 source packages (jenkins-json, libjettison-java, libjson-java), 15 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): open 12, resolved 3. https://security-tracker.debian.org/tracker/CVE-2023-5072
redhat high — https://access.redhat.com/security/cve/CVE-2023-5072
ubuntu medium CVE-2023-5072 medium priority: Ubuntu including 3 source packages (jenkins-json, libjettison-java, libjson-java), 36 status rows across 12 suites (bionic, focal, jammy, lunar, mantic, noble, oracular, plucky, questing, trusty, upstream, xenial): needs-triage 21, ignored 15. https://ubuntu.com/security/CVE-2023-5072

Affected software / configurations for CVE-2023-5072

Vendor Product Version Raw CPE
stleary json-java <= 20230618 cpe:2.3:a:stleary:json-java:*:*:*:*:*:*:*:*

References for CVE-2023-5072

cvelogic Threat Intelligence