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CVE-2015-5531

84
FAUCET Score

CVE-2015-5531 is a directory traversal vulnerability in Elasticsearch versions prior to 1.6.1, allowing remote attackers to read arbitrary files through unspecified snapshot API calls. With a CVSS score of 5.0, it is a network-exploitable vulnerability requiring low attack complexity, potentially leading to unauthorized information disclosure. This vulnerability has high exploitability, evidenced by available Metasploit modules, Nuclei templates, and ExploitDB entries, and has garnered significant community and media attention, including reports of active exploitation against exposed Elasticsearch servers.

Impacted Technologies

VendorProductVersion(s)CPE
<= 1.6.0CPE matchmatch criteria
cpe:2.3:a:elasticsearch:elasticsearch:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

5.0MEDIUM

AV:N/AC:L/Au:N/C:P/I:N/A:N

Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
91.75%
Probability of exploitation in next 30 days
EPSS Percentile
99.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-24
Model: v2026.06.15
Nuclei: CVE-2015-5531 · Jan 4, 2022
ExploitDB: EDB-38383 · Oct 2, 2015
This CVE's current EPSS score of 0.9175 is in the 100th percentile among its peer group of 23,684 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 GitHub mentions.

Media Mentions

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

mavenpatch availablevia ghsa
Product: org.elasticsearch:elasticsearchFixed in: 1.6.1

Vendor Advisories (2)

mavenGHSA-jjq8-vfjq-j6v4medium

Improper Limitation of a Pathname to a Restricted Directory in Elasticsearch

May 14, 2022
redhatCVE-2015-5531Low

elasticsearch: directory traversal attack

Jul 16, 2015

References

packetstormsecurity.com / files/132721/Elasticsearch-Directory-Traversal.html
packetstormsecurity.com / files/133797/ElasticSearch-Path-Traversal-Arbitrary-File-Download.html
packetstormsecurity.com / files/133964/ElasticSearch-Snapshot-API-Directory-Traversal.html
elastic.co / community/security
Vendor Advisory
exploit-db.com / exploits/38383
securityfocus.com / archive/1/536017/100/0/threaded
securityfocus.com / bid/75935