How severe is CVE-2018-9466?

CVE-2018-9466 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2018-9466 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (22nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-9466?

CVE-2018-9466 primarily affects Google Android. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2018-9466?

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-2018-9466 have an EU (EUVD) identifier?

Yes. CVE-2018-9466 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2018-21060.

When was CVE-2018-9466 published?

CVE-2018-9466 was published on 2024-11-19 and last updated on 2026-06-17.

CVE-2018-9466

CVE-2018-9466 is a high-severity vulnerability in Google Android with a CVSS 3.x base score of 8.8. 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-787.

Key facts

Severity: High (CVSS 3.x base score 8.8)
EPSS exploit prediction: 0% (22nd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2018-21060
Weakness: CWE-787
Affected product: Google Android
Published: 2024-11-19
Last modified: 2026-06-17

Description

In the xmlSnprintfElementContent function of valid.c, there is a possible out of bounds write. This could lead to remote escalation of privilege in an unprivileged app with no additional execution privileges needed. User interaction is needed for exploitation.

Frequently asked questions

What is CVE-2018-9466?: In the xmlSnprintfElementContent function of valid.c, there is a possible out of bounds write. This could lead to remote escalation of privilege in an unprivileged app with no additional execution privileges needed. User interaction is needed for exploitation.
How severe is CVE-2018-9466?: CVE-2018-9466 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2018-9466 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (22nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-9466?: CVE-2018-9466 primarily affects Google Android. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2018-9466?: 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-2018-9466 have an EU (EUVD) identifier?: Yes. CVE-2018-9466 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2018-21060.
When was CVE-2018-9466 published?: CVE-2018-9466 was published on 2024-11-19 and last updated on 2026-06-17.

References

Affected products (5)

cpe:2.3:o:google:android:7.0:*:*:*:*:*:*:*
cpe:2.3:o:google:android:7.1.1:*:*:*:*:*:*:*
cpe:2.3:o:google:android:7.1.2:*:*:*:*:*:*:*
cpe:2.3:o:google:android:8.0:*:*:*:*:*:*:*
cpe:2.3:o:google:android:8.1:*:*:*:*:*:*:*

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