CVE-2015-5715

MEDIUMNVD 4.34.3—
EchelonGraph scoreMEDIUM confidence

Score 4.3 from GitHub Security Advisory published 2022-05-17. NVD baseline CVSS 4.3; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
4.3EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 6%CVSS: 4.3Exploit: None knownExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

The mw_editPost function in wp-includes/class-wp-xmlrpc-server.php in the XMLRPC subsystem in WordPress before 4.3.1 allows remote authenticated users to bypass intended access restrictions, and arrange for a private post to be published and sticky, via unspecified vectors.

CVSS v3
4.3
EG Score
4.3(medium)
EG Risk
26(Track)
EG Risk 26/100SSVC: Track

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity43% × 45%
Exploitation6% × 40%
Automatability30% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
6%
EPSS %ILE
93%
KEV
Not listed

Published

May 22, 2016

Last Modified

June 17, 2026

References (18)

Affected Packages

(7 across 7 ecosystems)
Debian:11(1)
PackageVulnerable rangeFixed inDependents
wordpress—4.3.1+dfsg-1—
Debian:12(1)
PackageVulnerable rangeFixed inDependents
wordpress—4.3.1+dfsg-1—
Debian:13(1)
PackageVulnerable rangeFixed inDependents
wordpress—4.3.1+dfsg-1—
Debian:14(1)
PackageVulnerable rangeFixed inDependents
wordpress—4.3.1+dfsg-1—
Debian:6.0(1)
PackageVulnerable rangeFixed inDependents
wordpress3.0.4+dfsg-1 ... 3.6.1+dfsg-1~deb6u7 (29 versions)3.6.1+dfsg-1~deb6u8—
Debian:7(1)
PackageVulnerable rangeFixed inDependents
wordpress3.5.1+dfsg-2 ... 3.6.1+dfsg-1~deb7u6 (20 versions)3.6.1+dfsg-1~deb7u8—
Debian:8(1)
PackageVulnerable rangeFixed inDependents
wordpress4.1+dfsg-1, 4.1+dfsg-1+deb8u1, 4.1+dfsg-1+deb8u2, 4.1+dfsg-1+deb8u3, 4.1+dfsg-1+deb8u44.1+dfsg-1+deb8u5—

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 5× in last 7d / 21× 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.

Showing the most recent 100 of 139 total refreshes for this CVE.

  1. 2026-09-19 15:35 UTCEPSS rescore
  2. 2026-09-19 00:30 UTCOSV refresh
  3. 2026-09-18 19:22 UTCEPSS rescore
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  15. 2026-08-31 04:08 UTCOSV refresh
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  1. 2026-08-15 01:25 UTCEPSS rescore
  2. 2026-08-14 12:15 UTCOSV refresh
  3. 2026-08-12 13:46 UTCEPSS rescore
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  5. 2026-08-09 13:42 UTCEPSS rescore
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  15. 2026-07-29 23:37 UTCOSV refresh
  16. 2026-07-28 15:31 UTCEPSS rescore
  17. 2026-07-25 14:13 UTCEPSS rescore
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  19. 2026-07-23 14:14 UTCEPSS rescore
  20. 2026-07-23 01:18 UTCEG score recompute
  21. 2026-07-23 00:20 UTCEG score recompute
  22. 2026-07-22 21:59 UTCEG score recompute
  23. 2026-07-22 14:04 UTCEPSS rescore
  24. 2026-07-21 15:21 UTCEPSS rescore
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  26. 2026-07-20 17:03 UTCEPSS rescore
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  38. 2026-07-12 09:38 UTCOSV refresh
  39. 2026-07-12 05:42 UTCEPSS rescore
  40. 2026-07-11 08:23 UTCEPSS rescore
  41. 2026-07-09 19:05 UTCEPSS rescore
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  43. 2026-07-08 15:10 UTCEPSS rescore
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  46. 2026-07-06 16:24 UTCEPSS rescore
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  50. 2026-07-01 15:02 UTCEPSS rescore
  51. 2026-06-30 23:19 UTCEPSS rescore
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  63. 2026-06-23 15:20 UTCOSV refresh
  64. 2026-06-22 14:23 UTCEPSS rescore
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  72. 2026-06-18 17:50 UTCEPSS rescore
  73. 2026-06-17 17:50 UTCEPSS rescore
  74. 2026-06-17 17:49 UTCEPSS rescore
  75. 2026-06-16 17:50 UTCEPSS rescore

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2015-5715?
CVE-2015-5715 is a medium vulnerability published on May 22, 2016. The mw_editPost function in wp-includes/class-wp-xmlrpc-server.php in the XMLRPC subsystem in WordPress before 4.3.1 allows remote authenticated users to bypass intended access restrictions, and arrange for a private post to be published and sticky, via unspecified vectors.
When was CVE-2015-5715 disclosed?
CVE-2015-5715 was first published in the National Vulnerability Database on May 22, 2016, with the most recent update on June 17, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2015-5715 actively exploited?
CVE-2015-5715 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 6% probability of exploitation in the next 30 days, which ranks it in the top 6.6% of all scored CVEs.
What is the CVSS score of CVE-2015-5715?
CVE-2015-5715 has a CVSS v3 base score of 4.3 (NVD).
How do I remediate CVE-2015-5715?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2015-5715, 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.

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