How severe is CVE-2025-26063?

CVE-2025-26063 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2025-26063 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (65th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-26063?

CVE-2025-26063 primarily affects Intelbras Rx 1500 Firmware. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2025-26063?

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

Does CVE-2025-26063 have an EU (EUVD) identifier?

Yes. CVE-2025-26063 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-23312.

When was CVE-2025-26063 published?

CVE-2025-26063 was published on 2025-07-31 and last updated on 2026-06-17.

CVE-2025-26063

CVE-2025-26063 is a critical-severity vulnerability in Intelbras Rx 1500 Firmware with a CVSS 3.x base score of 9.8. 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-77.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 1% (65th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-23312
Weakness: CWE-77
Affected product: Intelbras Rx 1500 Firmware
Published: 2025-07-31
Last modified: 2026-06-17

Description

An issue in Intelbras RX1500 v2.2.9 and RX3000 v1.0.11 allows unauthenticated attackers to execute arbitrary code via injecting a crafted payload into the ESSID name when creating a network.

Frequently asked questions

What is CVE-2025-26063?: An issue in Intelbras RX1500 v2.2.9 and RX3000 v1.0.11 allows unauthenticated attackers to execute arbitrary code via injecting a crafted payload into the ESSID name when creating a network.
How severe is CVE-2025-26063?: CVE-2025-26063 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2025-26063 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (65th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-26063?: CVE-2025-26063 primarily affects Intelbras Rx 1500 Firmware. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2025-26063?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
Does CVE-2025-26063 have an EU (EUVD) identifier?: Yes. CVE-2025-26063 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-23312.
When was CVE-2025-26063 published?: CVE-2025-26063 was published on 2025-07-31 and last updated on 2026-06-17.

References

Affected products (2)

cpe:2.3:o:intelbras:rx_1500_firmware:2.2.9:*:*:*:*:*:*:*
cpe:2.3:o:intelbras:rx_3000_firmware:1.0.11:*:*:*:*:*:*:*

More vulnerabilities in Intelbras Rx 1500 Firmware

CVE-2025-26062 — Critical (CVSS 9.8): An access control issue in Intelbras RX1500 v2.2.9 and RX3000 v1.0.11 allows unauthenticated attackers to access the…
CVE-2025-26065 — High (CVSS 7.3): A cross-site scripting (XSS) vulnerability in Intelbras RX1500 v2.2.9 and RX3000 v1.0.11 allows attackers to execute…
CVE-2025-26064 — High (CVSS 7.3): A cross-site scripting (XSS) vulnerability in Intelbras RX1500 v2.2.9 and RX3000 v1.0.11 allows attackers to execute…
CVE-2025-50405 — Medium (CVSS 6.5): Intelbras RX1500 Router v2.2.17 and before is vulnerable to Incorrect Access Control in the FirmwareUpload function and…
CVE-2025-50404 — Medium (CVSS 5.3): Intelbras RX1500 Router v2.2.17 and before is vulnerable to Integer Overflow. The websReadEvent function incorrectly…
CVE-2023-6103 — Low (CVSS 2.4): A vulnerability has been found in Intelbras RX 1500 1.1.9 and classified as problematic. Affected by this vulnerability…

All CVEs affecting Intelbras Rx 1500 Firmware →

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