CVE-2006-1547Active Exploitation(apache / commons_beanutils)

HIGHCVSS 7.5 · HIGHCISA KEV

Exploitation ongoing with high activity in latest observed window (2 mentions)

Immediate actions

  • Prioritize remediation for apache commons_beanutils systems immediately
  • Assume compromise if assets are exposed
  • Hunt for exploitation attempts and persistence artifacts
  • Increase monitoring for publicly documented tradecraft
  • Track advisory updates for patch or workaround availability

Recommended action window: Immediate (within 24h)

NVD description

ActionForm in Apache Software Foundation (ASF) Struts before 1.2.9 with BeanUtils 1.7 allows remote attackers to cause a denial of service via a multipart/form-data encoded form with a parameter name that references the public getMultipartRequestHandler method, which provides further access to elements in the CommonsMultipartRequestHandler implementation and BeanUtils.

7.0/ 10 priority

Sources & remediation

Listed in the CISA Known Exploited Vulnerabilities catalog. Federal remediation due date: 2022-07-21. Apply updates per vendor instructions.

Weakness type (CWE)
CWE-749

Priority

HIGH

Exploitation

ACTIVE

PoC

YES

Patch

AVAILABLE

Momentum

NONE

Are you affected?

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

  • commons_beanutils
  • struts

Threat summary

  • Active exploitation appears in 1 classified signals
  • Public PoC and exploit tooling are both present
  • 2 mentions across 1 observed day

What's happening

  • Active exploitation reported across 1 signal
  • Exploit tool or code specified in 1 signal
  • PoC mentioned or linked in 1 signal
  • Technical details provided in 2 signals
  • Disclosure: 1 classified signal
  • 2 total mentions across 1 day

Affected systems

Vendors
Products
commons_beanutilsstruts

1 version affected across 2 products

Deep dive

Activity timeline2 mentions / 1d
01122Mentions · 2026-04-30: 2PoC Mentioned / Linked · 2026-04-30: 1Exploit Tool / Code · 2026-04-30: 1Active Exploitation · 2026-04-30: 1Technical Details · 2026-04-30: 204-30
Signal classification2 categories
Active Exploitation
150.0%
Disclosure
150.0%
Referenced assets1 URL
By indicator
Full discourse2 posts
  • Lyrie.ai@lyrie_ai
    Disclosure

    CVE-2006-1547: ActionForm in Apache Struts versions before 1.2.9 with BeanUtils 1.7 contains a vulnerability that allows for denial-of-service (DoS). (1.2.9 → 1.7)

    Post summary

    The text discloses that Apache Struts before version 1.2.9 with BeanUtils 1.7 is vulnerable to denial-of-service (CVE-2006-1547).

    1000015
    128 followersView on X
  • Lyrie.ai@lyrie_ai
    Active Exploitation

    https://research.lyrie.ai/research/active-exploit-cve-2006-1547-struts-1 #lyrie #cybersecurity #CVE #threatintel #zerodayattack

    Post summary

    The post announces that CVE‑2006‑1547, a Struts 1 vulnerability, is actively exploited in the wild and includes a PoC or exploit code, but does not mention a patch or mitigation.

    0000027
    128 followersView on X
CPE platform detail2 entries

2 of 2 entries

PartVendorProductVersionTarget SWTarget HW
Appapachecommons_beanutils1.7.0--
Appapachestruts---

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