No exploitation reportedFix available

CVE-2024-36676

Q: Is CVE-2024-36676 actively exploited?

Active exploitation of CVE-2024-36676 has not been confirmed. Its EPSS score was 0.6% on 2026-10-23, the estimated probability of exploitation in the next 30 days.

Q: What is the CVSS score for CVE-2024-36676?

CVE-2024-36676 has a CVSS v3 base score of 7.5 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

No exploitation reported by the sources we read.

Published2024-07-09
Fixed inv24.05.1
WeaknessCWE-79

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

Incorrect access control in BookStack before v24.05.1 allows attackers to confirm existing system users and perform targeted notification email DoS via public facing forms.

Timeline

dates in UTC

2024-07-0922:15CVE publishedNVD

Observed activity

isMalicious corpus · updated 2026-10-23 21:37 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-2024-36676?format=txt
CSV export: https://api.ismalicious.com/edl/cve/CVE-2024-36676?format=csv
TAXII collection of exploited CVEs
The EDL and CSV take an API key on the Pro plan.

Versions per branch

CISA-ADP · OSV

Bookstackapp bookstack

Branch	Affected	Fixed in	Source
24.5	< v24.05.1	v24.05.1	CISA-ADP

ssddanbrown/bookstack

Branch	Affected	Fixed in	Source
24.5	< 24.05.1	24.05.1	OSV

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

Fix

Update Bookstackapp bookstack to v24.05.1

Detection

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

Sources

NVDCVE recordread 2026-10-23
CISA-ADPSSVC decisionnone2024-07-10
OpenCVESSVC decisionnone—
CISA-ADPCVSS 3.17.52024-07-10
CISA-ADPweakness (CWE)CWE-792024-07-10
FIRST EPSSEPSS score0.6 %2026-10-23
OSVaffected packages—

Technical details

CVSS v3 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Published: 2024-07-09
Last Modified: 2026-06-17
NVD status: Deferred

Frequently asked questions

What is CVE-2024-36676?

Incorrect access control in BookStack before v24.05.1 allows attackers to confirm existing system users and perform targeted notification email DoS via public facing forms.

Is CVE-2024-36676 actively exploited?

Active exploitation of CVE-2024-36676 has not been confirmed. Its EPSS score was 0.6% on 2026-10-23, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2024-36676?

CVE-2024-36676 has a CVSS v3 base score of 7.5 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

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Surveillance reads the versions in your stack — a domain, a lockfile or a list — checks each CVE against the ranges its sources publish, and alerts you when one you run is exploited or enters CISA KEV. A version it cannot read stays « version not verified ».

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