CVE-2015-4870

NONECVSS 0.0Elevated

0.0

Unspecified vulnerability in Oracle MySQL Server 5.5.45 and earlier, and 5.6.26 and earlier, allows remote authenticated users to affect availability via unknown vectors related to Server : Parser.

CVSS v3: —
EG Score: 0.0(none)
EPSS: 95.9%
KEV: Not listed

Published

October 21, 2015

Last Modified

May 6, 2026

References (40)

secalert_us@oraclehttp://lists.fedoraproject.org/pipermail/package-announce/2016-February/177539.html
secalert_us@oraclehttp://lists.opensuse.org/opensuse-security-announce/2015-12/msg00010.html
secalert_us@oraclehttp://lists.opensuse.org/opensuse-security-announce/2015-12/msg00011.html
secalert_us@oraclehttp://lists.opensuse.org/opensuse-updates/2016-02/msg00039.html
secalert_us@oraclehttp://packetstormsecurity.com/files/137232/MySQL-Procedure-Analyse-Denial-Of-Service.html
secalert_us@oraclehttp://rhn.redhat.com/errata/RHSA-2016-0534.html
secalert_us@oraclehttp://rhn.redhat.com/errata/RHSA-2016-0705.html
secalert_us@oraclehttp://rhn.redhat.com/errata/RHSA-2016-1480.html
secalert_us@oraclehttp://rhn.redhat.com/errata/RHSA-2016-1481.html
secalert_us@oraclehttp://www.debian.org/security/2015/dsa-3377
secalert_us@oraclehttp://www.debian.org/security/2015/dsa-3385
secalert_us@oraclehttp://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html
secalert_us@oraclehttp://www.oracle.com/technetwork/topics/security/cpuoct2015-2367953.html
secalert_us@oraclehttp://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html
secalert_us@oraclehttp://www.securityfocus.com/bid/77208

Patch Availability(6)

Vendor / Ecosystem	Fixed in / Patch	Released	Source
ubuntu	mysql-server-5.6 (5.6.27-0ubuntu1) @ wily	2026-05-22	ubuntu
redhat	mysql55-mysql-0:5.5.50-1.el7	2016-07-25	redhat
redhat	mariadb55-mariadb-0:5.5.49-1.el7	2016-07-25	redhat
redhat	rh-mariadb100-mariadb-1:10.0.25-4.el7	2016-05-26	redhat
redhat	rh-mysql56-mysql-0:5.6.30-1.el7	2016-05-02	redhat
redhat	mariadb-1:5.5.47-1.el7_2	2016-03-31	redhat

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

All Vendor Advisories

(6)

Every vendor that published an advisory referencing this CVE — pulled from our cve_vendor_advisories aggregation. Click any row for the vendor's original advisory page.

Data Freshness Timeline

(refreshed 4× in last 7d / 20× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

2026-06-06 13:45 UTCEPSS rescore
2026-06-05 22:44 UTCEPSS rescore
2026-06-04 13:10 UTCEPSS rescore
2026-06-04 13:09 UTCEPSS rescore
2026-06-02 20:10 UTCEPSS rescore
2026-06-02 20:10 UTCEPSS rescore
2026-06-01 13:49 UTCEPSS rescore
2026-06-01 13:49 UTCEPSS rescore
2026-05-31 00:14 UTCEPSS rescore
2026-05-29 13:41 UTCEPSS rescore
2026-05-28 13:42 UTCEPSS rescore
2026-05-28 13:42 UTCEPSS rescore
2026-05-27 13:38 UTCEPSS rescore
2026-05-27 13:38 UTCEPSS rescore
2026-05-26 13:41 UTCEPSS rescore
2026-05-26 13:41 UTCEPSS rescore
2026-05-24 16:43 UTCEPSS rescore
2026-05-23 15:10 UTCEPSS rescore
2026-05-22 23:01 UTCEG score recompute
2026-05-22 23:01 UTCVendor advisory

Publicly available exploits

(2 references)

Working exploit code is in the public domain (1 GitHub PoC) (1 Exploit-DB entry). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.

Exploit-DBEDB-39867
First seen May 30, 2016
MySQL 5.5.45 - procedure analyse Function Denial of Service
Open source ↗
GitHub PoCOsandaMalith/CVE-2015-4870
First seen May 30, 2016
MySQL DoS in the Procedure Analyse Function – CVE-2015-4870
Open source ↗

Frequently asked(4)

What is CVE-2015-4870?

CVE-2015-4870 is a none vulnerability published on October 21, 2015. Unspecified vulnerability in Oracle MySQL Server 5.5.45 and earlier, and 5.6.26 and earlier, allows remote authenticated users to affect availability via unknown vectors related to Server : Parser.

When was CVE-2015-4870 disclosed?

CVE-2015-4870 was first published in the National Vulnerability Database on October 21, 2015, with the most recent update on May 6, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2015-4870 actively exploited?

CVE-2015-4870 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 95.9% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

How do I remediate CVE-2015-4870?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2015-4870, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

See which npm, PyPI, Go, and Maven packages are affected by CVE-2015-4870

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