How severe is CVE-2025-52533?

CVE-2025-52533 has a CVSS 4.0 base score of 8.7, rated high severity.

Is CVE-2025-52533 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (19th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2025-52533?

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.

Does CVE-2025-52533 have an EU (EUVD) identifier?

Yes. CVE-2025-52533 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-207010.

When was CVE-2025-52533 published?

CVE-2025-52533 was published on 2026-02-12 and last updated on 2026-06-17.

CVE-2025-52533

CVE-2025-52533 is a high-severity vulnerability with a CVSS 4.0 base score of 8.7. 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-1191.

Key facts

Severity: High (CVSS 4.0 base score 8.7)
EPSS exploit prediction: 0% (19th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-207010
Weakness: CWE-1191
Published: 2026-02-12
Last modified: 2026-06-17

Description

Improper Access Control in an on-chip debug interface could allow a privileged attacker to enable a debug interface and potentially compromise data confidentiality or integrity.

Frequently asked questions

What is CVE-2025-52533?: Improper Access Control in an on-chip debug interface could allow a privileged attacker to enable a debug interface and potentially compromise data confidentiality or integrity.
How severe is CVE-2025-52533?: CVE-2025-52533 has a CVSS 4.0 base score of 8.7, rated high severity.
Is CVE-2025-52533 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (19th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2025-52533?: 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.
Does CVE-2025-52533 have an EU (EUVD) identifier?: Yes. CVE-2025-52533 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-207010.
When was CVE-2025-52533 published?: CVE-2025-52533 was published on 2026-02-12 and last updated on 2026-06-17.

References

Other CWE-1191 vulnerabilities

CVE-2024-48970 — Critical (CVSS 9.3): The ventilator's microcontroller lacks memory protection. An attacker could connect to the internal JTAG interface and…
CVE-2025-9709 — High (CVSS 8.6): On-Chip Debug and Test Interface With Improper Access Control and Improper Protection against Electromagnetic Fault…
CVE-2024-41692 — High (CVSS 8.6): This vulnerability exists in SyroTech SY-GPON-1110-WDONT Router due to presence of root terminal access on a serial…
CVE-2025-65821 — High (CVSS 7.5): As UART download mode is still enabled on the ESP32 chip on which the firmware runs, an adversary can dump the flash…
CVE-2023-32666 — High (CVSS 7.2): On-chip debug and test interface with improper access control in some 4th Generation Intel(R) Xeon(R) Processors when…
CVE-2025-65822 — Medium (CVSS 6.8): The ESP32 system on a chip (SoC) that powers the Meatmeet Pro was found to have JTAG enabled. By leaving JTAG enabled…

Browse all CWE-1191 vulnerabilities →