Public proof of conceptFix available

CVE-2024-21527

Q: Is CVE-2024-21527 actively exploited?

A proof-of-concept exploit exists for CVE-2024-21527, but active exploitation has not been confirmed at this time.

Q: What is the CVSS score for CVE-2024-21527?

CVE-2024-21527 has a CVSS v3 base score of 8.2 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N.

A public proof of concept exists; no exploitation attested.

Published2024-07-19
Fixed in8.1.0
WeaknessCWE-918

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

Versions of the package github.com/gotenberg/gotenberg/v8/pkg/gotenberg before 8.1.0; versions of the package github.com/gotenberg/gotenberg/v8/pkg/modules/chromium before 8.1.0; versions of the package github.com/gotenberg/gotenberg/v8/pkg/modules/webhook before 8.1.0 are vulnerable to Server-side Request Forgery (SSRF) via the /convert/html endpoint when a request is made to a file via localhost, such as <iframe src="\\localhost/etc/passwd">. By exploiting this vulnerability, an attacker can achieve local file inclusion, allowing of sensitive files read on the host system. Workaround An alternative is using either or both --chromium-deny-list and --chromium-allow-list flags.

Timeline

dates in UTC

2024-07-1905:15CVE 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-2024-21527?format=txt
CSV export: https://api.ismalicious.com/edl/cve/CVE-2024-21527?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

Gotenberg

Branch	Affected	Fixed in	Source
8.1	< 8.1.0	8.1.0	CISA-ADP · OSV

gotenberg/gotenberg

Branch	Affected	Fixed in	Source
—	all versions	no fix published	OSV

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

Fix

Update Gotenberg to 8.1.0

Detection

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

Sources

NVDCVE recordread 2026-10-23
CISA-ADPSSVC decisionpoc2024-07-23
OpenCVESSVC decisionpoc—
CNACVSS 4.07.8read 2026-10-23
CNACVSS 3.18.2read 2026-10-23
CNAweakness (CWE)CWE-918read 2026-10-23
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:H/I:L/A:N
CVSS 4.0 vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Published: 2024-07-19
Last Modified: 2026-07-02
NVD status: Deferred

Frequently asked questions

What is CVE-2024-21527?

Is CVE-2024-21527 actively exploited?

A proof-of-concept exploit exists for CVE-2024-21527, but active exploitation has not been confirmed at this time.

What is the CVSS score for CVE-2024-21527?

CVE-2024-21527 has a CVSS v3 base score of 8.2 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N.

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