CVE-2015-8627: n/a vulnerability

CVE-2015-8627: MediaWiki before 1.23.12, 1.24.x before 1.24.5, 1.25.x before 1.25.4, and 1.26.x before 1.26.1 do not prope...

MediaWiki before 1.23.12, 1.24.x before 1.24.5, 1.25.x before 1.25.4, and 1.26.x before 1.26.1 do not properly normalize IP addresses containing zero-padded octets, which might allow remote attackers to bypass intended access restrictions by using an IP address that was not supposed to have been allowed.

UnknownCVSS not scoredNot KEV-listedUpdatedAug 6, 2024, 08:20 UTC (UTC+00:00)

Security readout for executives and security teams

MediaWiki mishandled some IP address formats with zero-padded octets. An attacker could potentially bypass IP-based access restrictions and reach content or functions the site intended to limit. The issue matters most for organizations still running old MediaWiki branches that rely on IP allowlists or blocks. Exposure is likely limited to outdated MediaWiki installations using IP-based access controls. Internet-facing wikis have higher concern if sensitive pages, actions, or administrative paths depend on source IP restrictions. Treat as a targeted remediation item, not an emergency, unless an exposed legacy MediaWiki site uses IP rules to protect sensitive data or administration. Mitigation focus: Upgrade affected MediaWiki branches to 1.23.12, 1.24.5, 1.25.4, 1.26.1, or later fixed releases.; Check current Wikimedia or MediaWiki vendor guidance for supported upgrade paths.; Reduce reliance on IP-only access controls for sensitive wiki actions..

Prepared: Jun 13, 2026, 05:45 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

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Vulnerability profileCVE Program record

Severity: Unknown
CVSS: Not scored
Known Exploited: No
Published: Mar 23, 2017, 20:00 UTC (UTC+00:00)

Official CVE source material

CNA and ADP enrichment extracted from CVE v5

These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.

0CVSS vectors

0Timeline events

0ADP providers

3Source links

CVSS and timeline data

No CVSS vectors or timeline events were available in the normalized CVE source material.

Source materials

CVE List V5 sourceCVE List V5
https://phabricator.wikimedia.org/T97897CVE reference · x_refsource_CONFIRM
[MediaWiki-announce] 20151221 [MediaWiki-announce] Security Release: 1.26.1, 1.25.4, 1.24.5 and 1.23.12CVE reference · mailing-list, x_refsource_MLIST

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus

n/an/an/aListed

Weakness

CWE details

No CWE listed

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