How many CVEs have patched canonicalize_transaction?

1 published CVEs changed canonicalize_transaction in ZenHive/mpp, in 1 distinct patches totalling 76 changed lines, between 2026 and 2026.

What is the latest CVE that changed canonicalize_transaction?

CVE-2026-88255 (mpp Tempo keys its pre-broadcast dedup reserve on the caller-supplied transaction encoding, so a re-encoded signed transaction reserves a second slot), published 2026-09-16, changed lines 1251 to 1326 of lib/mpp/methods/tempo.ex.

How does canonicalize_transaction compare to the rest of ZenHive/mpp?

ZenHive/mpp has 13 CVEs with a located fix in total; 1 of them changed canonicalize_transaction.

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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ZenHive/mpp

Function

canonicalize_transaction

Name: canonicalize_transaction in ZenHive/mpp: CVE fixes
Creator: RadicalNotion.AI
License: https://creativecommons.org/licenses/by-nc/4.0/

lib/mpp/methods/tempo.ex

Last patched September 16, 2026

1

CVEs

That changed this function

1

Distinct patches

Backports counted once

76

Lines changed

Added plus removed

2026

Years

By CVE publication date

Overview

canonicalize_transaction in ZenHive/mpp was changed by 1 published CVE fixes in 2026, in 1 distinct patches that added or removed 76 lines in total.

ZenHive/mpp has 13 CVEs with a located fix in total, so 8% of them touched this function.

CVEs that patched it

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

mpp Tempo keys its pre-broadcast dedup reserve on the caller-supplied transaction encoding, so a re-encoded signed transaction reserves a second slot
CVE-2026-88255 · lines 1251–1326 · +76 −0
Medium · CVSS 6.3
EPSS 0.5%2026-09-16

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Other functions in these files

Functions in the same file that CVE fixes also changed.

Other hotspots in the repository

Functions in ZenHive/mpp changed by the most CVE fixes.

maybe_validate_fee_payer_economics3 CVEs · lib/mpp/methods/tempo.ex non_neg_integer3 CVEs · lib/mpp/methods/tempo/fee_payer_policy.ex map2 CVEs · lib/mpp/plug.ex verify2 CVEs · lib/mpp/methods/tempo.ex validate_intent2 CVEs · lib/mpp/plug.ex intent_name2 CVEs · lib/mpp/plug.ex

All patched functions in ZenHive/mpp

Frequently asked questions

Common questions about CVE fixes to canonicalize_transaction.

How many CVEs have patched canonicalize_transaction?: 1 published CVEs changed canonicalize_transaction in ZenHive/mpp, in 1 distinct patches totalling 76 changed lines, between 2026 and 2026.
What is the latest CVE that changed canonicalize_transaction?: CVE-2026-88255 (mpp Tempo keys its pre-broadcast dedup reserve on the caller-supplied transaction encoding, so a re-encoded signed transaction reserves a second slot), published 2026-09-16, changed lines 1251 to 1326 of lib/mpp/methods/tempo.ex.
How does canonicalize_transaction compare to the rest of ZenHive/mpp?: ZenHive/mpp has 13 CVEs with a located fix in total; 1 of them changed canonicalize_transaction.
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

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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