How severe is CVE-2018-19537?

CVE-2018-19537 has a CVSS 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2018-19537 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 6% (92nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-19537?

CVE-2018-19537 affects Tp-link Archer C5 Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-19537?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2018-19537 published?

CVE-2018-19537 was published on 2018-11-26 and last updated on 2026-06-17.

CVE-2018-19537

CVE-2018-19537 is a high-severity vulnerability in Tp-link Archer C5 Firmware with a CVSS 3.x base score of 7.2. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-434.

Key facts

Severity: High (CVSS 3.x base score 7.2)
CVSS v2: 9.0
EPSS exploit prediction: 6% (92nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-434
Affected product: Tp-link Archer C5 Firmware
Published: 2018-11-26
Last modified: 2026-06-17

Description

TP-Link Archer C5 devices through V2_160201_US allow remote command execution via shell metacharacters on the wan_dyn_hostname line of a configuration file that is encrypted with the 478DA50BF9E3D2CF key and uploaded through the web GUI by using the web admin account. The default password of admin may be used in some cases.

Frequently asked questions

What is CVE-2018-19537?: TP-Link Archer C5 devices through V2_160201_US allow remote command execution via shell metacharacters on the wan_dyn_hostname line of a configuration file that is encrypted with the 478DA50BF9E3D2CF key and uploaded through the web GUI by using the web admin account. The default password of admin may be used in some cases.
How severe is CVE-2018-19537?: CVE-2018-19537 has a CVSS 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2018-19537 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 6% (92nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-19537?: CVE-2018-19537 affects Tp-link Archer C5 Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-19537?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2018-19537 published?: CVE-2018-19537 was published on 2018-11-26 and last updated on 2026-06-17.

References

https://github.com/JackDoan/TP-Link-ArcherC5-RCE

Affected products (1)

cpe:2.3:o:tp-link:archer_c5_firmware:*:*:*:*:*:*:*:*

More vulnerabilities in Tp-link Archer C5 Firmware

CVE-2022-4498 — Critical (CVSS 9.8): In TP-Link routers, Archer C5 and WR710N-V1, running the latest available code, when receiving HTTP Basic…
CVE-2020-35575 — Critical (CVSS 9.8): A password-disclosure issue in the web interface on certain TP-Link devices allows a remote attacker to get full…
CVE-2022-4499 — High (CVSS 7.5): TP-Link routers, Archer C5 and WR710N-V1, using the latest software, the strcmp function used for checking credentials…
CVE-2015-3035 — High (CVSS 7.5): Directory traversal vulnerability in TP-LINK Archer C5 (1.2) with firmware before 150317, C7 (2.0) with firmware before…

All CVEs affecting Tp-link Archer C5 Firmware →

Other CWE-434 (Unrestricted Upload of File with Dangerous Type) vulnerabilities

CVE-2026-48283 — Critical (CVSS 10.0): ColdFusion versions 2025.9, 2023.20 and earlier are affected by an Unrestricted Upload of File with Dangerous Type…
CVE-2026-48276 — Critical (CVSS 10.0): ColdFusion versions 2025.9, 2023.20 and earlier are affected by an Unrestricted Upload of File with Dangerous Type…
CVE-2026-57700 — Critical (CVSS 10.0): Unrestricted Upload of File with Dangerous Type vulnerability in Daan.Dev OMGF Pro allows Using Malicious Files. This…
CVE-2025-69129 — Critical (CVSS 10.0): Unauthenticated Arbitrary File Upload in WordPress & WooCommerce Scraper Plugin, Import Data from Any Site <= 1.0.7…
CVE-2026-40772 — Critical (CVSS 10.0): Unauthenticated Arbitrary File Upload in GeekyBot <= 1.2.2 versions.
CVE-2026-40412 — Critical (CVSS 10.0): Unrestricted upload of file with dangerous type in Azure Orbital Spatio allows an unauthorized attacker to execute code…

Browse all CWE-434 (Unrestricted Upload of File with Dangerous Type) vulnerabilities →