How severe is CVE-2025-52082?

CVE-2025-52082 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2025-52082 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (21st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-52082?

CVE-2025-52082 affects Netgear Xr300 Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-52082?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2025-52082 have an EU (EUVD) identifier?

Yes. CVE-2025-52082 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-21455.

When was CVE-2025-52082 published?

CVE-2025-52082 was published on 2025-07-15 and last updated on 2026-06-17.

CVE-2025-52082

CVE-2025-52082 is a medium-severity vulnerability in Netgear Xr300 Firmware with a CVSS 3.x base score of 6.5. 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-121.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
EPSS exploit prediction: 0% (21st percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-21455
Weakness: CWE-121
Affected product: Netgear Xr300 Firmware
Published: 2025-07-15
Last modified: 2026-06-17

Description

In Netgear XR300 V1.0.3.38_10.3.30, a stack-based buffer overflow exists in the HTTPD service through the usb_device.cgi endpoint. The vulnerability occurs when processing POST requests containing the read_access parameter.

Frequently asked questions

What is CVE-2025-52082?: In Netgear XR300 V1.0.3.38_10.3.30, a stack-based buffer overflow exists in the HTTPD service through the usb_device.cgi endpoint. The vulnerability occurs when processing POST requests containing the read_access parameter.
How severe is CVE-2025-52082?: CVE-2025-52082 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2025-52082 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (21st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-52082?: CVE-2025-52082 affects Netgear Xr300 Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-52082?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-52082 have an EU (EUVD) identifier?: Yes. CVE-2025-52082 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-21455.
When was CVE-2025-52082 published?: CVE-2025-52082 was published on 2025-07-15 and last updated on 2026-06-17.

References

https://github.com/lafdrew/IOT/blob/main/Netgear%20XR300/read_access%20of%20usb_device.cgi/buffer%20overflow%20in%20read_access%20of%20usb_device.cgi.md

Affected products (1)

cpe:2.3:o:netgear:xr300_firmware:1.0.3.38:*:*:*:*:*:*:*

More vulnerabilities in Netgear Xr300 Firmware

CVE-2021-29068 — Critical (CVSS 9.9): Certain NETGEAR devices are affected by a buffer overflow by an authenticated user. This affects R6700v3 before…
CVE-2021-45617 — Critical (CVSS 9.8): Certain NETGEAR devices are affected by command injection by an unauthenticated attacker. This affects CBR40 before…
CVE-2020-35795 — Critical (CVSS 9.8): Certain NETGEAR devices are affected by a buffer overflow by an unauthenticated attacker. This affects AC2100 before…
CVE-2021-45625 — Critical (CVSS 9.6): Certain NETGEAR devices are affected by command injection by an unauthenticated attacker. This affects XR300 before…
CVE-2021-45624 — Critical (CVSS 9.6): Certain NETGEAR devices are affected by command injection by an unauthenticated attacker. This affects D7000v2 before…
CVE-2021-45622 — Critical (CVSS 9.6): Certain NETGEAR devices are affected by command injection by an unauthenticated attacker. This affects CBR40 before…

All CVEs affecting Netgear Xr300 Firmware →

Other CWE-121 (Stack-based Buffer Overflow) vulnerabilities

CVE-2026-12848 — Critical (CVSS 10.0): GV-I/O Box 4E is a smart embedded device with 4 input and 4 relays output that can be controlled over Ethernet and…
CVE-2026-12847 — Critical (CVSS 10.0): GV-I/O Box 4E is a smart embedded device with 4 input and 4 relays output that can be controlled over Ethernet and…
CVE-2026-12846 — Critical (CVSS 10.0): GV-I/O Box 4E is a smart embedded device with 4 input and 4 relays output that can be controlled over Ethernet and…
CVE-2026-12485 — Critical (CVSS 10.0): GV-I/O Box 4E is a smart embedded device with 4 input and 4 relays output that can be controlled over Ethernet and…
CVE-2026-37541 — Critical (CVSS 10.0): Buffer overflow vulnerability in Open Vehicle Monitoring System 3 (OVMS3) 3.3.005. In canformat_gvret.cpp, the length…
CVE-2026-42996 — Critical (CVSS 10.0): JS8Call through 2.3.1 and JS8Call-improved before 3.0 have a stack-based buffer overflow via a radio transmission of…

Browse all CWE-121 (Stack-based Buffer Overflow) vulnerabilities →