Is CVE-2018-18926 in the CISA KEV catalog?

No. CVE-2018-18926 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2018-18926?

CVE-2018-18926 has a CVSS v3 base score of 9.8 (CRITICAL).

What is the EPSS score for CVE-2018-18926?

CVE-2018-18926 has an EPSS score of 3.04% (86th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2018-18926?

Upgrade gitea to 1.5.4 or later.

CVE & CISA-KEV Catalog

CVE-2018-18926

CRITICALEPSS 86th pctl

9.8

CVSS v3

NVD

Description

Gitea before 1.5.4 allows remote code execution because it does not properly validate session IDs. This is related to session ID handling in the go-macaron/session code for Macaron.

CWE-384

How to fix

Remediation Available

giteaNVD

Affected:< 1.5.4Fixed in:1.5.4CVE-2018-18926derived from NVD

TridentStack Control can deploy fixes like this automatically across your Windows, macOS, and Linux fleet. See how it works

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

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Exploit Intelligence

3.04%probability of exploitation in 30 days

86thpercentile

Elevated risk: more likely to be exploited than 86% of all known CVEs.

References

Patch1

github.com

Related Vulnerabilities

Other CWE-384 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2018-11714	Critical	9.8	37%	-	-
CVE-2018-18925	Critical	9.8	32%	-	-
CVE-2019-12258	High	7.5	23%	-	Fix
CVE-2018-17199	High	7.5	20%	-	Fix
CVE-2019-10008	High	8.8	20%	-	-
CVE-2024-50339	Medium	5.3	20%	-	Fix

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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 2024-11-21.