How severe is CVE-2026-18632?

CVE-2026-18632 has a CVSS 3.x base score of 6.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2026-18632 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (31st percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-18632?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2026-18632 published?

CVE-2026-18632 was published on 2026-08-03 and last updated on 2026-08-12.

CVE-2026-18632

CVE-2026-18632 is a medium-severity vulnerability with a CVSS 3.x base score of 6.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-791.

Key facts

Severity: Medium (CVSS 3.x base score 6.3)
CVSS v2: 6.5
CVSS v4: 2.1
EPSS exploit prediction: 0% (31st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-791
Published: 2026-08-03
Last modified: 2026-08-12

Description

A security flaw has been discovered in langgenius dify up to 1.14.2. This issue affects the function jinja2.Template of the file api/core/helper/code_executor/jinja2/jinja2_transformer.py of the component Jinja2 Handler. The manipulation results in improper neutralization of special elements used in a template engine. The attack may be launched remotely. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

Frequently asked questions

What is CVE-2026-18632?: A security flaw has been discovered in langgenius dify up to 1.14.2. This issue affects the function jinja2.Template of the file api/core/helper/code_executor/jinja2/jinja2_transformer.py of the component Jinja2 Handler. The manipulation results in improper neutralization of special elements used in a template engine. The attack may be launched remotely. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.
How severe is CVE-2026-18632?: CVE-2026-18632 has a CVSS 3.x base score of 6.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2026-18632 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (31st percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-18632?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2026-18632 published?: CVE-2026-18632 was published on 2026-08-03 and last updated on 2026-08-12.

References

Other CWE-791 vulnerabilities

CVE-2025-0324 — Critical (CVSS 9.4): The VAPIX Device Configuration framework allowed a privilege escalation, enabling a lower-privileged user to…
CVE-2024-47590 — High (CVSS 8.8): An unauthenticated attacker can create a malicious link which they can make publicly available. When an authenticated…
CVE-2026-44232 — High (CVSS 8.7): DSSRF is a Node.js library that provides a wide range of utilities and advanced SSRF defense checks. Prior to 1.0.3,…
CVE-2022-2132 — High (CVSS 8.6): A permissive list of allowed inputs flaw was found in DPDK. This issue allows a remote attacker to cause a denial of…
CVE-2024-45481 — High (CVSS 8.5): An Incomplete Filtering of Special Elements vulnerability in scripts using the SSH server on B&R APROL <4.4-00P5 may…
CVE-2026-11998 — High (CVSS 7.6): A flaw in AngularJS' Strict Contextual Escaping (SCE) logic allows bypassing certain SCE policies for resource URLs and…

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