How severe is CVE-2018-1051?

CVE-2018-1051 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2018-1051 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (67th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-1051?

CVE-2018-1051 primarily affects Redhat Resteasy. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2018-1051?

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-2018-1051 published?

CVE-2018-1051 was published on 2018-01-25 and last updated on 2026-06-17.

CVE-2018-1051

CVE-2018-1051 is a high-severity vulnerability in Redhat Resteasy with a CVSS 3.x base score of 8.1. 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-502.

Key facts

Severity: High (CVSS 3.x base score 8.1)
CVSS v2: 6.8
EPSS exploit prediction: 1% (67th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-502
Affected product: Redhat Resteasy
Published: 2018-01-25
Last modified: 2026-06-17

Description

It was found that the fix for CVE-2016-9606 in versions 3.0.22 and 3.1.2 was incomplete and Yaml unmarshalling in Resteasy is still possible via `Yaml.load()` in YamlProvider.

Frequently asked questions

What is CVE-2018-1051?: It was found that the fix for CVE-2016-9606 in versions 3.0.22 and 3.1.2 was incomplete and Yaml unmarshalling in Resteasy is still possible via `Yaml.load()` in YamlProvider.
How severe is CVE-2018-1051?: CVE-2018-1051 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2018-1051 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (67th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-1051?: CVE-2018-1051 primarily affects Redhat Resteasy. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2018-1051?: 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-2018-1051 published?: CVE-2018-1051 was published on 2018-01-25 and last updated on 2026-06-17.

References

https://bugzilla.redhat.com/show_bug.cgi?id=1535411

Affected products (2)

cpe:2.3:a:redhat:resteasy:3.0.22:*:*:*:*:*:*:*
cpe:2.3:a:redhat:resteasy:3.1.2:*:*:*:*:*:*:*

More vulnerabilities in Redhat Resteasy

CVE-2016-9606 — High (CVSS 8.1): JBoss RESTEasy before version 3.1.2 could be forced into parsing a request with YamlProvider, resulting in…
CVE-2020-14326 — High (CVSS 7.5): A vulnerability was found in RESTEasy, where RootNode incorrectly caches routes. This issue results in hash flooding,…
CVE-2020-1695 — High (CVSS 7.5): A flaw was found in all resteasy 3.x.x versions prior to 3.12.0.Final and all resteasy 4.x.x versions prior to…
CVE-2016-6346 — High (CVSS 7.5): RESTEasy enables GZIPInterceptor, which allows remote attackers to cause a denial of service via unspecified vectors.
CVE-2014-3490 — High (CVSS 7.5): RESTEasy 2.3.1 before 2.3.8.SP2 and 3.x before 3.0.9, as used in Red Hat JBoss Enterprise Application Platform (EAP)…
CVE-2016-6345 — Medium (CVSS 6.5): RESTEasy allows remote authenticated users to obtain sensitive information by leveraging "insufficient use of random…

All CVEs affecting Redhat Resteasy →

Other CWE-502 (Deserialization of Untrusted Data) vulnerabilities

CVE-2026-41104 — Critical (CVSS 10.0): Deserialization of untrusted data in Microsoft Planetary Computer Pro allows an unauthorized attacker to disclose…
CVE-2026-43633 — Critical (CVSS 10.0): HestiaCP versions 1.9.0 through 1.9.4 contain a deserialization vulnerability in the web terminal component caused by a…
CVE-2026-33819 — Critical (CVSS 10.0): Deserialization of untrusted data in Microsoft Bing allows an unauthorized attacker to execute code over a network.
CVE-2026-20131 — Critical (CVSS 10.0): A vulnerability in the web-based management interface of Cisco Secure Firewall Management Center (FMC) Software could…
CVE-2026-25632 — Critical (CVSS 10.0): EPyT-Flow is a Python package designed for the easy generation of hydraulic and water quality scenario data of water…
CVE-2025-14931 — Critical (CVSS 10.0): Hugging Face smolagents Remote Python Executor Deserialization of Untrusted Data Remote Code Execution Vulnerability.…

Browse all CWE-502 (Deserialization of Untrusted Data) vulnerabilities →