High 7.5Known exploited (CISA KEV)Published Apr 17, 2015

CVE-2015-3035Directory traversal vulnerability in TP-LINK Archer C5 (1.2) with firmware before 150317, C7 (2.0) with firmware before 150304, and C8 (1.0) with firmware before 150316, Archer C9 (1.0), TL-WDR3500 (…

Updated under an hour ago (2026-10-19 08:40 UTC)

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It affects tp-link tl-wr741nd_firmware and 10 other products. Add what you run to find out whether that includes you.

CISA lists it as known exploited since Mar 25, 2022; federal agencies had to remediate by Apr 15, 2022. Treat that date as your deadline.

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Every CVE for tp-link tl-wr741nd_firmware

Exploited in the last 30 days

Directory traversal vulnerability in TP-LINK Archer C5 (1.2) with firmware before 150317, C7 (2.0) with firmware before 150304, and C8 (1.0) with firmware before 150316, Archer C9 (1.0), TL-WDR3500 (1.0), TL-WDR3600 (1.0), and TL-WDR4300 (1.0) with firmware before 150302, TL-WR740N (5.0) and TL-WR741ND (5.0) with firmware before 150312, and TL-WR841N (9.0), TL-WR841N (10.0), TL-WR841ND (9.0), and TL-WR841ND (10.0) with firmware before 150310 allows remote attackers to read arbitrary files via a .. (dot dot) in the PATH_INFO to login/.

CVSS: 7.5 HIGH (v3.1, CISA ADP)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness (CWE): CWE-22
Known exploited: Added to CISA KEV Mar 25, 2022; federal remediation due Apr 15, 2022Apply updates per vendor instructions.
EPSS (exploitation in the next 30 days): 83.95% (percentile 100)
Assigned by: mitre
NVD analysis: Analyzed
Record last updated: Oct 21, 2025
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

tp-link tl-wr741nd_firmware tp-link:tl-wr741nd_firmware	before 150312	NVD
tp-link tl-wr841n_firmware tp-link:tl-wr841n_firmware	before 150310; before 150310	NVD
tp-link tl-wr740n_firmware tp-link:tl-wr740n_firmware	before 150312	NVD
tp-link archer_c5_firmware tp-link:archer_c5_firmware	before 150317	NVD
tp-link tl-wdr3600_firmware tp-link:tl-wdr3600_firmware	before 150302	NVD
tp-link archer_c7_firmware tp-link:archer_c7_firmware	before 150304	NVD
tp-link tl-wr841nd_firmware tp-link:tl-wr841nd_firmware	before 150310; before 150310	NVD
tp-link archer_c9_firmware tp-link:archer_c9_firmware	before 150302	NVD
tp-link archer_c8_firmware tp-link:archer_c8_firmware	before 150316	NVD
tp-link tl-wdr4300_firmware tp-link:tl-wdr4300_firmware	before 150302	NVD
tp-link tl-wdr3500_firmware tp-link:tl-wdr3500_firmware	before 150302	NVD

References

http://www.tp-link.com/en/download/Archer-C9_V1.html#Firmwarex-refsource-confirm, product
http://www.tp-link.com/en/download/Archer-C7_V2.html#Firmwarex-refsource-confirm, product
http://www.tp-link.com/en/download/TL-WR740N_V5.html#Firmwarex-refsource-confirm, product
http://www.tp-link.com/en/download/Archer-C5_V1.20.html#Firmwarex-refsource-confirm, product
http://packetstormsecurity.com/files/131378/TP-LINK-Local-File-Disclosure.htmlx-refsource-misc, exploit, third-party-advisory, vdb-entry
http://www.tp-link.com/en/download/TL-WR841N_V9.html#Firmwarex-refsource-confirm, product
http://www.tp-link.com/en/download/TL-WR841ND_V9.html#Firmwarex-refsource-confirm, product
http://seclists.org/fulldisclosure/2015/Apr/26mailing-list, x-refsource-fulldisc, exploit, third-party-advisory
http://www.tp-link.com/en/download/TL-WDR3600_V1.html#Firmwarex-refsource-confirm, product
http://www.tp-link.com/en/download/TL-WDR3500_V1.html#Firmwarex-refsource-confirm, product
http://www.securityfocus.com/bid/74050vdb-entry, x-refsource-bid, broken-link, third-party-advisory
https://www.sec-consult.com/fxdata/seccons/prod/temedia/advisories_txt/20150410-0_TP-Link_Unauthenticated_local_file_disclosure_vulnerability_v10.txtx-refsource-misc, exploit, not-applicable
http://www.tp-link.com/en/download/TL-WR741ND_V5.html#Firmwarex-refsource-confirm, product
http://www.tp-link.com/en/download/Archer-C8_V1.html#Firmwarex-refsource-confirm, product
http://www.tp-link.com/en/download/TL-WDR4300_V1.html#Firmwarex-refsource-confirm, product
http://www.securityfocus.com/archive/1/535240/100/0/threadedmailing-list, x-refsource-bugtraq, broken-link, third-party-advisory, vdb-entry
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2015-3035us-government-resource

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.