CVE-2009-4645

NONECVSS 0.0Trending — 3 sources updated this weekWeaponized

0.0

Directory traversal vulnerability in web_client_user_guide.html in Accellion Secure File Transfer Appliance before 8_0_105 allows remote attackers to read arbitrary files via a .. (dot dot) in the lang parameter.

CVSS v3: —
EG Score: 0.0(none)
EPSS: 91.1%
KEV: Not listed

Published

February 19, 2010

Last Modified

April 29, 2026

References (8)

cve@mitrehttp://secunia.com/advisories/38538
cve@mitrehttp://www.portcullis-security.com/340.php
cve@mitrehttp://www.securityfocus.com/bid/38176
cve@mitrehttps://exchange.xforce.ibmcloud.com/vulnerabilities/56246
af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/38538
af854a3a-2127-422b-91ae-364da2661108http://www.portcullis-security.com/340.php
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/38176
af854a3a-2127-422b-91ae-364da2661108https://exchange.xforce.ibmcloud.com/vulnerabilities/56246

Weakness Classification(1)

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

CWE-22Path Traversal

Data Freshness Timeline

(refreshed 13× in last 7d / 20× 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
2026-06-02 20:10 UTCepss_batch
2026-06-02 20:10 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
2026-05-31 00:14 UTCepss_batch
2026-05-31 00:13 UTCepss_batch
2026-05-29 13:40 UTCepss_batch
2026-05-29 12:46 UTCEG score recompute
2026-05-29 12:46 UTCGHSA enrichment
2026-05-28 13:42 UTCepss_batch
2026-05-28 13:42 UTCepss_batch
2026-05-27 13:38 UTCepss_batch
2026-05-27 13:38 UTCepss_batch
2026-05-26 13:41 UTCepss_batch
2026-05-26 13:41 UTCepss_batch
2026-05-26 07:16 UTCepss_batch

Publicly available exploits

(1 reference)

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

Exploit-DBEDB-33622✓ verified
First seen Feb 10, 2010
Accellion File Transfer - 'Appliance web_client_user_guide.html?lang' Traversal Arbitrary File Access
Open source ↗

Frequently asked(4)

What is CVE-2009-4645?

CVE-2009-4645 is a none vulnerability published on February 19, 2010. Directory traversal vulnerability in webclientuserguide.html in Accellion Secure File Transfer Appliance before 80_105 allows remote attackers to read arbitrary files via a .. (dot dot) in the lang parameter.

When was CVE-2009-4645 disclosed?

CVE-2009-4645 was first published in the National Vulnerability Database on February 19, 2010, with the most recent update on April 29, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2009-4645 actively exploited?

CVE-2009-4645 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 91.1% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

How do I remediate CVE-2009-4645?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2009-4645, 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-2009-4645

📅 Published

🔄 Last Modified

🔗 References (8)

Weakness Classification(1)

Data Freshness Timeline

Publicly available exploits

❓ Frequently asked(4)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2009-4645?

🔗 Related CVEs(same CWE)

Same CWE

Published

Last Modified

References (8)

Frequently asked(4)

Related CVEs(same CWE)