CVE-2009-2261

NONECVSS 0.0Trending — 3 sources updated this weekWeaponized

0.0

PeaZIP 2.6.1, 2.5.1, and earlier on Windows allows user-assisted remote attackers to execute arbitrary commands via a .zip archive with a .txt file whose name contains | (pipe) characters and a command.

CVSS v3: —
EG Score: 0.0(none)
EPSS: 98.7%
KEV: Not listed

Published

June 30, 2009

Last Modified

April 23, 2026

References (2)

cve@mitrehttp://www.exploit-db.com/exploits/8881
af854a3a-2127-422b-91ae-364da2661108http://www.exploit-db.com/exploits/8881

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-20Improper Input Validation

Data Freshness Timeline

(refreshed 9× in last 7d / 16× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-04 13:09 UTCepss_batch
2026-06-04 13:09 UTCepss_batch
2026-06-01 13:49 UTCepss_batch
2026-06-01 13:49 UTCepss_batch
2026-05-31 22:28 UTCepss_batch
2026-05-31 22:28 UTCepss_batch
2026-05-30 16:20 UTCEG score recompute
2026-05-30 16:20 UTCGHSA enrichment
2026-05-29 13:40 UTCepss_batch
2026-05-27 13:38 UTCepss_batch
2026-05-27 13:38 UTCepss_batch
2026-05-22 21:15 UTCepss_batch
2026-05-22 21:15 UTCepss_batch
2026-05-20 22:37 UTCepss_batch
2026-05-20 22:37 UTCepss_batch
2026-05-18 21:29 UTCepss_batch

Publicly available exploits

(3 references)

Working exploit code is in the public domain (1 Metasploit module) (2 Exploit-DB entries). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.

Exploit-DBEDB-16307✓ verified
First seen Sep 20, 2010
PeaZIP 2.6.1 - Zip Processing Command Injection (Metasploit)
Open source ↗
Exploit-DBEDB-8881✓ verified
First seen Jun 5, 2009
PeaZIP 2.6.1 - Compressed Filename Command Injection
Open source ↗
Metasploitexploit/multi/fileformat/peazip_command_injection✓ verified
First seen Jun 5, 2009
PeaZip Zip Processing Command Injection
Open source ↗

Frequently asked(4)

What is CVE-2009-2261?

CVE-2009-2261 is a none vulnerability published on June 30, 2009. PeaZIP 2.6.1, 2.5.1, and earlier on Windows allows user-assisted remote attackers to execute arbitrary commands via a .zip archive with a .txt file whose name contains | (pipe) characters and a command.

When was CVE-2009-2261 disclosed?

CVE-2009-2261 was first published in the National Vulnerability Database on June 30, 2009, with the most recent update on April 23, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2009-2261 actively exploited?

CVE-2009-2261 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 98.7% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

How do I remediate CVE-2009-2261?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2009-2261, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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CVE-2009-2261

📅 Published

🔄 Last Modified

🔗 References (2)

Weakness Classification(1)

Data Freshness Timeline

Publicly available exploits

❓ Frequently asked(4)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2009-2261?

🔗 Related CVEs(same CWE)

Same CWE

Published

Last Modified

References (2)

Frequently asked(4)

Related CVEs(same CWE)