Is CVE-2024-11839 in the CISA KEV catalog?

No. CVE-2024-11839 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2024-11839?

CVE-2024-11839 has a CVSS v3 base score of 7.5 (HIGH).

What is the EPSS score for CVE-2024-11839?

CVE-2024-11839 has an EPSS score of 0.34% (26th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2024-11839?

Upgrade plextrac to 2.8.1 or later.

CVE & CISA-KEV Catalog

CVE-2024-11839

HIGH

7.5

CVSS v3

NVD

Description

Deserialization of Untrusted Data vulnerability in PlexTrac (Runbooks modules) which allows Object Injection and arbitrary file writes.This issue affects PlexTrac: from 1.61.3 before 2.8.1.

CWE-502Deserialization of Untrusted Data

How to fix

Remediation Available

plextracNVD

Affected:>= 1.61.3, < 2.8.1Fixed in:2.8.1CVE-2024-11839derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityHigh

AvailabilityNone

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Exploit Intelligence

0.34%probability of exploitation in 30 days

26thpercentile

Low risk: more likely to be exploited than 26% of all known CVEs.

References

Release Notes1

docs.plextrac.com

Related Vulnerabilities

Other CWE-502 (Deserialization of Untrusted Data) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2023-0669	High	7.2	100%	KEV + Ransom	Fix
CVE-2021-44228	Critical	10.0	100%	KEV + Ransom	Fix
CVE-2021-35464	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2023-29300	Critical	9.8	100%	KEV + Ransom	-
CVE-2025-53770	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2022-47986	Critical	9.8	100%	KEV + Ransom	-

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-10-01.