CVE-2026-39937Disclosure

LOWCVSS 8.8 · HIGH

Signal is active with 2 mentions in latest observed window

Immediate actions

Track advisory updates for patch or workaround availability

Recommended action window: Monitor and triage in normal cycle

NVD description

Improper removal of sensitive information before storage or transfer vulnerability in The Wikimedia Foundation Mediawiki - CentralAuth Extension allows Resource Leak Exposure. The issue has been remediated on the `master` branch, and in the release branches for MediaWiki versions 1.43, 1.44, and 1.45.

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0.0/ 10 priority

Sources & remediation

Other references

Weakness type (CWE)

CWE-212

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

NONE

Momentum

NONE

Threat summary

2 mentions across 1 observed day

What's happening

Technical details provided in 1 signal
Disclosure: 1 classified signal
General: 1 classified signal
2 total mentions across 1 day

Deep dive

Activity timeline2 mentions / 1d

Signal classification2 categories

Disclosure

150.0%

General

150.0%

Referenced assets2 URLs

By indicator

Full discourse2 posts

CVE@CVEnew185d
Disclosure
CVE-2026-39937 Improper removal of sensitive information before storage or transfer vulnerability in The Wikimedia Foundation Mediawiki - CentralAuth Extension allows Resource Leak … https://www.cve.org/CVERecord?id=CVE-2026-39937
Post summary
The text announces a new CVE (CVE‑2026‑39937) describing a resource‑leak vulnerability in Wikimedia's Mediawiki CentralAuth extension due to improper removal of sensitive data.
00000145
57.0K followersView on X
Vulmon Vulnerability Feed@VulmonFeeds185d
General
CVE-2026-39937 Sensitive Information Exposure in Wikimedia Foundation Mediawiki CentralAuth Extension https://vulmon.com/vulnerabilitydetails?qid=CVE-2026-39937
Post summary
The text merely lists the CVE identifier and a brief title, with no substantive details.
0000040
4.0K followersView on X

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