How many CVEs have patched ImagePromptTemplate?

2 published CVEs changed ImagePromptTemplate in langchain-ai/langchain, in 5 distinct patches totalling 16 changed lines, between 2025 and 2026.

What is the latest CVE that changed ImagePromptTemplate?

CVE-2026-40087 (LangChain has incomplete f-string validation in prompt templates), published 2026-04-09, changed lines 12 to 30 of libs/core/langchain_core/prompts/image.py.

How does ImagePromptTemplate compare to the rest of langchain-ai/langchain?

langchain-ai/langchain has 30 CVEs with a located fix in total; 2 of them changed ImagePromptTemplate.

What do the line numbers refer to?

Line numbers are in the fixed version of the file, as the upstream patch left it. A CVE whose fix was backported to several branches is listed once, with the lines from the upstream commit.

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Patched Functions
Langchain Ai
Langchain
ImagePromptTemplate

ImagePromptTemplate in langchain-ai/langchain: Patched by 2 CVEs

langchain-ai/langchain

Class

ImagePromptTemplate

Name: ImagePromptTemplate in langchain-ai/langchain: CVE fixes
Creator: RadicalNotion.AI
License: https://creativecommons.org/licenses/by-nc/4.0/

libs/core/langchain_core/prompts/image.py

Last patched April 9, 2026

CVEs

That changed this function

Distinct patches

Backports counted once

Lines changed

Added plus removed

2025–2026

Years

By CVE publication date

Overview

ImagePromptTemplate in langchain-ai/langchain was changed by 2 published CVE fixes between 2025 and 2026, in 5 distinct patches that added or removed 16 lines in total.

langchain-ai/langchain has 30 CVEs with a located fix in total, so 7% of them touched this function.

CVEs that patched it

Every published CVE whose fix changed ImagePromptTemplate, newest first, with the lines each fix touched.

LangChain has incomplete f-string validation in prompt templates
CVE-2026-40087 · lines 12–30 · +14 −1
Medium · CVSS 5.3
EPSS 0.5%2026-04-09
langchain-core allows unauthorized users to read arbitrary files from the host file system
CVE-2024-10940 · line 7 · +0 −1
Medium · CVSS 5.3
EPSS 0.4%2025-03-20

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Other functions in these files

Functions in the same file that CVE fixes also changed.

1formatlibs/core/langchain_core/prompts/image.py1 CVEs · 3 patches2025
2aformatlibs/core/langchain_core/prompts/image.py1 CVEs · 2 patches2025
3__init__libs/core/langchain_core/prompts/image.py1 CVEs · 2 patches2026
4validate_templatelibs/core/langchain_core/prompts/image.py1 CVEs · 2 patches2026

Other hotspots in the repository

Functions in langchain-ai/langchain changed by the most CVE fixes.

validate_code3 CVEs · langchain/chains/pal/base.py from_colored_object_prompt3 CVEs · langchain/chains/pal/base.py run3 CVEs · langchain/utilities/python.py warn_once3 CVEs · langchain/utilities/python.py get_template_variables2 CVEs · libs/core/langchain_core/prompts/string.py __init__2 CVEs · libs/community/langchain_community/retrievers/web_research.py

All patched functions in langchain-ai/langchain

Frequently asked questions

Common questions about CVE fixes to ImagePromptTemplate.

How many CVEs have patched ImagePromptTemplate?: 2 published CVEs changed ImagePromptTemplate in langchain-ai/langchain, in 5 distinct patches totalling 16 changed lines, between 2025 and 2026.
What is the latest CVE that changed ImagePromptTemplate?: CVE-2026-40087 (LangChain has incomplete f-string validation in prompt templates), published 2026-04-09, changed lines 12 to 30 of libs/core/langchain_core/prompts/image.py.
How does ImagePromptTemplate compare to the rest of langchain-ai/langchain?: langchain-ai/langchain has 30 CVEs with a located fix in total; 2 of them changed ImagePromptTemplate.
What do the line numbers refer to?: Line numbers are in the fixed version of the file, as the upstream patch left it. A CVE whose fix was backported to several branches is listed once, with the lines from the upstream commit.

References

libs/core/langchain_core/prompts/image.py on GitHub (opens in a new tab)
All patched functions in langchain-ai/langchain
Patched functions directory

Fix locations are computed by RadicalNotion.AI from the upstream patch diff of each CVE. CVE data is sourced from the CVE Program.

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