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© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2024-2689

15
FAUCET Score

CVE-2024-2689 is a Denial of Service vulnerability in Temporal Server versions prior to 1.20.5, 1.21.6, and 1.22.7. An authenticated operator with workflow interaction permissions can trigger a crashloop by submitting a crafted invalid UTF-8 string, leading to resource exhaustion and system unavailability. The vulnerability has a CVSS score of 4.4 (Medium), indicating a high impact on availability with high privileges and high attack complexity. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
Temporal Technologies, Inc.Temporal Server
>= 0, < 1.20.5, >= 1.21.0, < 1.21.6, >= 1.22.0, < 1.22.7CNA affecteddefault unaffected

CVSS Data

CVSS version used by this source: 3.1

4.4MEDIUM

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

Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
0.7
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.49%
Probability of exploitation in next 30 days
EPSS Percentile
39.1%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0049 is in the 60th percentile among its peer group of 687 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.2 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.2 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (3)

gopatch availablevia ghsa
Product: github.com/temporalio/temporalFixed in: 1.22.7
gopatch availablevia ghsa
Product: github.com/temporalio/temporalFixed in: 1.21.6
gopatch availablevia ghsa
Product: github.com/temporalio/temporalFixed in: 1.20.5

Vendor Advisories (1)

goGHSA-wmxc-v39r-p9wfmedium

Temporal Server Denial of Service

Apr 4, 2024

References

github.com / temporalio/temporal/releases