VulnSocial

CVE-2026-57053Disclosure(gnu / libidn)

LOWCVSS 2.5 · LOW

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

GNU libidn before 1.44 is prone to out-of-bounds reads of uninitialized memory in the ToUnicode APIs because of mishandling in idna_to_unicode_internal. The affected code is not present in libidn2.

gnu CVEsBack to dashboard
0.0/ 10 priority

Sources & remediation

Exploit / PoC references
Other references
Weakness type (CWE)
CWE-1284

Priority

LOW

Exploitation

NONE

PoC

YES

Patch

NONE

Momentum

NONE

Are you affected?

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

  • libidn

Threat summary

  • 1 mentions across 1 observed day

What's happening

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

Affected systems

Vendors
gnu
Products
libidn

Deep dive

Activity timeline1 mentions / 1d
00111Mentions · 2026-06-23: 1Technical Details · 2026-06-23: 106-23
Signal classification1 categories
Disclosure
1100.0%
Referenced assets1 URL
By indicator
Full discourse1 post
  • Vulmon Vulnerability Feed@VulmonFeeds
    Disclosure

    CVE-2026-57053 Out-of-Bounds Read Vulnerability in GNU libidn Before 1.44 ToUnicode APIs https://vulmon.com/vulnerabilitydetails?qid=CVE-2026-57053

    Post summary

    The text announces CVE‑2026‑57053, an out‑of‑bounds read vulnerability in GNU libidn before version 1.44, but does not provide any proof of concept, exploit code, active exploitation evidence, or patch information.

    00000126
    4.1K followersView on X
CPE platform detail1 entries

1 of 1 entries

PartVendorProductVersionTarget SWTarget HW
Appgnulibidn---

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