How severe is CVE-2019-13418?

CVE-2019-13418 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2019-13418 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (55th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-13418?

CVE-2019-13418 affects Search-guard Search Guard. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2019-13418?

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-2019-13418 published?

CVE-2019-13418 was published on 2019-08-12 and last updated on 2026-06-17.

CVE-2019-13418

CVE-2019-13418 is a high-severity vulnerability in Search-guard Search Guard with a CVSS 3.x base score of 7.5. 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-129.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 1% (55th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-129
Affected product: Search-guard Search Guard
Published: 2019-08-12
Last modified: 2026-06-17

Description

Search Guard versions before 24.0 had an issue that values of string arrays in documents are not properly anonymized.

Frequently asked questions

What is CVE-2019-13418?: Search Guard versions before 24.0 had an issue that values of string arrays in documents are not properly anonymized.
How severe is CVE-2019-13418?: CVE-2019-13418 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2019-13418 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (55th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-13418?: CVE-2019-13418 affects Search-guard Search Guard. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2019-13418?: 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-2019-13418 published?: CVE-2019-13418 was published on 2019-08-12 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:search-guard:search_guard:*:*:*:*:*:*:*:*

More vulnerabilities in Search-guard Search Guard

CVE-2019-13423 — High (CVSS 8.8): Search Guard Kibana Plugin versions before 5.6.8-7 and before 6.x.y-12 had an issue that an authenticated Kibana user…
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CVE-2019-13422 — Medium (CVSS 6.1): Search Guard Kibana Plugin versions before 5.6.8-7 and before 6.x.y-12 had an issue that an attacker can redirect the…
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Other CWE-129 (Improper Validation of Array Index) vulnerabilities

CVE-2020-27485 — Critical (CVSS 9.9): Garmin Forerunner 235 before 8.20 is affected by: Array index error. The component is: ConnectIQ TVM. The attack vector…
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CVE-2026-21413 — Critical (CVSS 9.8): A heap-based buffer overflow vulnerability exists in the lossless_jpeg_load_raw functionality of LibRaw Commit 0b56545…
CVE-2025-27034 — Critical (CVSS 9.8): Memory corruption while selecting the PLMN from SOR failed list.
CVE-2025-3357 — Critical (CVSS 9.8): IBM Tivoli Monitoring 6.3.0.7 through 6.3.0.7 Service Pack 19 could allow a remote attacker to execute arbitrary code…
CVE-2024-45569 — Critical (CVSS 9.8): Memory corruption while parsing the ML IE due to invalid frame content.

Browse all CWE-129 (Improper Validation of Array Index) vulnerabilities →