CVE-2019-5919
CVE-2019-5919 is a critical-severity vulnerability in Nablarch Project Nablarch with a CVSS 3.x base score of 9.1. 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-327.
Key facts
- Severity: Critical (CVSS 3.x base score 9.1)
- CVSS v2: 6.4
- EPSS exploit prediction: 1% (57th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-327
- Affected product: Nablarch Project Nablarch
- Published:
- Last modified:
Description
An incomplete cryptography of the data store function by using hidden tag in Nablarch 5 (5, and 5u1 to 5u13) allows remote attackers to obtain information of the stored data, to register invalid value, or alter the value via unspecified vectors.
Frequently asked questions
- What is CVE-2019-5919?
- An incomplete cryptography of the data store function by using hidden tag in Nablarch 5 (5, and 5u1 to 5u13) allows remote attackers to obtain information of the stored data, to register invalid value, or alter the value via unspecified vectors.
- How severe is CVE-2019-5919?
- CVE-2019-5919 has a CVSS 3.x base score of 9.1, 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 none.
- Is CVE-2019-5919 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (57th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2019-5919?
- CVE-2019-5919 primarily affects Nablarch Project Nablarch. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2019-5919?
- 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-2019-5919 published?
- CVE-2019-5919 was published on 2019-03-12 and last updated on 2026-06-17.
References
Affected products (3)
- cpe:2.3:a:nablarch_project:nablarch:5:*:*:*:*:*:*:*
- cpe:2.3:a:nablarch_project:nablarch:5u1:*:*:*:*:*:*:*
- cpe:2.3:a:nablarch_project:nablarch:5u13:*:*:*:*:*:*:*
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- CVE-2019-5918 — Critical (CVSS 9.1): Nablarch 5 (5, and 5u1 to 5u13) allows remote attackers to conduct XML External Entity (XXE) attacks via unspecified…
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