CVE-2026-39819General(golang / go)

LOWCVSS 5.3 · MEDIUM

Signal is active with 1 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

The "go bug" command writes to two files with predictable names in the system temporary directory (for example, "/tmp"). An attacker with access to the temporary directory can create a symlink in one of these names, causing "go bug" to overwrite the target of the symlink.

0.0/ 10 priority

Sources & remediation

Vendor / third-party advisories
Weakness type (CWE)
CWE-59

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

AVAILABLE

Momentum

NONE

Are you affected?

If you run products in this scope, you should treat this CVE as relevant to your environment.

  • go

Threat summary

  • 1 mentions across 1 observed day

What's happening

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

Affected systems

Vendors
Products
go

Deep dive

Activity timeline1 mentions / 1d
00111Mentions · 2026-05-07: 1Technical Details · 2026-05-07: 105-07
Signal classification1 categories
General
1100.0%
Referenced assets1 URL
By indicator
Full discourse1 post
  • Vulmon Vulnerability Feed@VulmonFeeds
    General

    CVE-2026-39819 Symlink-Based Arbitrary File Overwrite in Go Bug Command via Temp Directory https://vulmon.com/vulnerabilitydetails?qid=CVE-2026-39819

    Post summary

    The text mentions CVE-2026‑39819, identifying it as a symlink-based arbitrary file overwrite in Go’s bug command via the temp directory, but provides no PoC, exploit details, active exploitation, or patch information.

    0000046
    4.0K followersView on X
CPE platform detail1 entries

1 of 1 entries

PartVendorProductVersionTarget SWTarget HW
Appgolanggo---

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