CVE-2015-5531

Exp

Directory traversal vulnerability in Elasticsearch before 1.6.1 allows remote attackers to read arbitrary files via unspecified vectors related to snapshot API calls.

Published: 2015-08-17 Last update: 2026-05-06 Assigner: [email protected] Source: [email protected]

Conclusion & alert: CVE-2015-5531 is rated High Exploit Risk (70.3/100): CVSS Medium severity, with high exploitation likelihood (EPSS 92.03%, 100th percentile). Core evidence: 1 public exploit reference(s) are indexed (Exploit-DB). Mandatory action: 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-2015-5531

EDB-ID Source Kind Published Link
38383 exploit_db edb 2015-10-02 Exploit-DB ↗

Exploit prediction scoring system (EPSS) score for CVE-2015-5531

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 2026-04-01 91.58% 92.03% +0.45%
2 2025-10-24 91.32% 91.58% +0.26%
3 2025-10-17 91.32%

Full EPSS history (15 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2015-5531

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
5.0 2.0 MEDIUM
AV:N/AC:L/Au:N/C:P/I:N/A:N Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:L)
Exploitation conditions are straightforward and predictable.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:P)
Partial confidentiality impact.
Integrity impact (I:N)
No integrity impact.
Availability impact (A:N)
No availability impact.
10.0 2.9 [email protected]

Weakness enumeration for CVE-2015-5531

GitHub Security Advisory for CVE-2015-5531

GHSA-jjq8-vfjq-j6v4 · Severity: medium · Ecosystem: maven — Improper Limitation of a Pathname to a Restricted Directory in Elasticsearch

OS Trackers for CVE-2015-5531

vendor priority summary link
redhat low https://access.redhat.com/security/cve/CVE-2015-5531
ubuntu low CVE-2015-5531 low priority: Ubuntu including 1 source packages (elasticsearch), 11 status rows across 11 suites (artful, bionic, precise, trusty, upstream, utopic, vivid, wily, xenial, yakkety, zesty): ignored 5, DNE 4, not-affected 1, released 1. https://ubuntu.com/security/CVE-2015-5531

Affected software / configurations for CVE-2015-5531

Vendor Product Version Raw CPE
elasticsearch elasticsearch <= 1.6.0 cpe:2.3:a:elasticsearch:elasticsearch:*:*:*:*:*:*:*:*

References for CVE-2015-5531

cvelogic Threat Intelligence