How severe is CVE-2020-19229?

CVE-2020-19229 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-2020-19229 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (70th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-19229?

CVE-2020-19229 affects Jeesite. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-19229?

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.

When was CVE-2020-19229 published?

CVE-2020-19229 was published on 2022-04-05 and last updated on 2026-06-17.

CVE-2020-19229

CVE-2020-19229 is a critical-severity vulnerability in Jeesite 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-502.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 7.5
EPSS exploit prediction: 1% (70th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-502
Affected product: Jeesite
Published: 2022-04-05
Last modified: 2026-06-17

Description

Jeesite 1.2.7 uses the apache shiro version 1.2.3 affected by CVE-2016-4437. Because of this version of the java deserialization vulnerability, an attacker could exploit the vulnerability to execute arbitrary commands via the rememberMe parameter.

Frequently asked questions

What is CVE-2020-19229?: Jeesite 1.2.7 uses the apache shiro version 1.2.3 affected by CVE-2016-4437. Because of this version of the java deserialization vulnerability, an attacker could exploit the vulnerability to execute arbitrary commands via the rememberMe parameter.
How severe is CVE-2020-19229?: CVE-2020-19229 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-2020-19229 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (70th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-19229?: CVE-2020-19229 affects Jeesite. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-19229?: 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.
When was CVE-2020-19229 published?: CVE-2020-19229 was published on 2022-04-05 and last updated on 2026-06-17.

References

https://github.com/thinkgem/jeesite/issues/490

Affected products (1)

cpe:2.3:a:jeesite:jeesite:1.2.7:*:*:*:*:*:*:*

More vulnerabilities in Jeesite

CVE-2023-34601 — Critical (CVSS 9.8): Jeesite before commit 10742d3 was discovered to contain a SQL injection vulnerability via the component…
CVE-2019-1010201 — Medium (CVSS 6.5): Jeesite 1.2.7 is affected by: SQL Injection. The impact is: sensitive information disclosure. The component is:…
CVE-2019-1010202 — Medium (CVSS 6.5): Jeesite 1.2.7 is affected by: XML External Entity (XXE). The impact is: sensitive information disclosure. The component…
CVE-2025-7864 — Medium (CVSS 6.3): A vulnerability was found in thinkgem JeeSite up to 5.12.0. It has been classified as critical. This affects the…
CVE-2025-7759 — Medium (CVSS 6.3): A vulnerability was identified in thinkgem JeeSite up to 5.12.0. This vulnerability affects unknown code of the file…
CVE-2025-5186 — Medium (CVSS 6.3): A vulnerability was found in thinkgem JeeSite up to 5.11.1. It has been rated as critical. Affected by this issue is…

All CVEs affecting Jeesite →

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 →