VulnSocial

CVE-2025-59341PoC

LOWCVSS 7.7 · HIGH

Exploit discussion active in current signal (1 latest mentions)

Immediate actions

  • Prioritize remediation for affected systems immediately
  • Hunt for exploitation attempts and persistence artifacts
  • Increase monitoring for publicly documented tradecraft
  • Track advisory updates for patch or workaround availability

Recommended action window: High priority (within 72h)

NVD description

esm.sh is a nobuild content delivery network(CDN) for modern web development. In 136 and earlier, a Local File Inclusion (LFI) issue was identified in the esm.sh service URL handling. An attacker could craft a request that causes the server to read and return files from the host filesystem (or other unintended file sources).

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3.5/ 10 priority

Sources & remediation

Other references
Weakness type (CWE)
CWE-23

Priority

LOW

Exploitation

NONE

PoC

YES

Patch

NONE

Momentum

STABLE

Threat summary

  • Public PoC and exploit tooling are both present
  • 2 mentions across 2 observed days
  • Momentum state: stable

What's happening

  • Exploit tool or code specified in 1 signal
  • PoC mentioned or linked in 2 signals
  • Technical details provided in 2 signals
  • Disclosure: 1 classified signal
  • Peaked 1d ago at 1 mentions (2026-04-21); latest day: 1
  • 2 total mentions across 2 days

Deep dive

Activity timeline2 mentions / 2d
00111Mentions · 2026-04-21: 1Mentions · 2026-05-12: 1PoC Mentioned / Linked · 2026-04-21: 1PoC Mentioned / Linked · 2026-05-12: 1Exploit Tool / Code · 2026-04-21: 1Technical Details · 2026-04-21: 1Technical Details · 2026-05-12: 104-2105-12
Signal classification2 categories
PoC
150.0%
Disclosure
150.0%
Referenced assets3 URLs
Classification over time
DateTotalLabels
2026-04-211
PoC1
2026-05-121
Disclosure1
Full discourse2 posts
  • pdnuclei-bot@pdnuclei_bot
    PoC

    🚨 CVE-2025-59341 - high 🚨 http://esm.sh <= v136 - Local File Inclusion > http://esm.sh <= 136 contains a local file inclusion caused by improper URL handling, lettin... 👾 https://cloud.projectdiscovery.io/library/CVE-2025-59341 @pdnuclei #NucleiTemplates #cve

    Post summary

    CVE-2025-59341 is a local file inclusion flaw in esm.sh (≤v136) with links to Nuclei templates that serve as a PoC, but there is no evidence of current exploitation or patches.

    00010362
    942 followersView on X
  • DailyCVE@dailycve
    Disclosure

    🔴 esmsh, Local File Inclusion, #CVE-2025-59341 (high) https://dailycve.com/esmsh-local-file-inclusion-cve-2025-59341-high/

    Post summary

    The tweet announces a new high‑severity Local File Inclusion vulnerability (CVE‑2025‑59341) affecting esmsh, with a reference to an external article for further details.

    00000796
    203 followersView on X

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