No exploitation reportedFix available

CVE-2018-19581

Q: Is CVE-2018-19581 actively exploited?

Active exploitation of CVE-2018-19581 has not been confirmed. Its EPSS score was 1.1% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

Q: What is the CVSS score for CVE-2018-19581?

CVE-2018-19581 has a CVSS v3 base score of 7.5 (HIGH severity), with vector string CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N.

No exploitation reported by the sources we read.

Published2019-07-10
Fixed in11.5.1 · 11.4.8 · 11.3.11
WeaknessCWE-285

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

GitLab EE, versions 8.3 up to 11.x before 11.3.11, 11.4 before 11.4.8, and 11.5 before 11.5.1, is vulnerable to an insecure object reference vulnerability that allows a Guest user to set the weight of an issue they create.

Timeline

dates in UTC

2019-07-1017:15CVE publishedNVD

Observed activity

isMalicious corpus · updated 2026-10-23 18:48 UTC

Indicators tagged with this CVE, per day0 indicators over 7 days

Block these indicators

Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2018-19581?format=txt
CSV export: https://api.ismalicious.com/edl/cve/CVE-2018-19581?format=csv
TAXII collection of exploited CVEs
The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD

GitLab

Branch	Affected	Fixed in	Source
11.5	≥ 11.5.0, < 11.5.1	11.5.1	NVD
11.4	≥ 11.4.0, < 11.4.8	11.4.8	NVD
11.3	≥ 8.3.0, < 11.3.11	11.3.11	NVD

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

Update GitLab to 11.5.1 · 11.4.8 · 11.3.11

Advisories and patches

about.gitlab.comRelease Notes · Vendor Advisory
gitlab.comVendor Advisory

Detection

Nuclei template: none so far
Exploit-DB: no entry
Proof-of-concept repositories: none listed

Sources

NVDCVSS 3.07.5read 2026-10-23
NVDCVSS 2.05read 2026-10-23
NVDweakness (CWE)CWE-285read 2026-10-23
FIRST EPSSEPSS score1.1 %2026-10-22

Technical details

CVSS v3 Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Published: 2019-07-10
Last Modified: 2026-06-17
NVD status: Modified

Frequently asked questions

What is CVE-2018-19581?

Is CVE-2018-19581 actively exploited?

Active exploitation of CVE-2018-19581 has not been confirmed. Its EPSS score was 1.1% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2018-19581?

CVE-2018-19581 has a CVSS v3 base score of 7.5 (HIGH severity), with vector string CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N.

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