CVE-2026-46629: twig/intl-extra: Unbounded formatter memoisation in keyed on template-controlled arguments

low Affects twig/intl-extra. Feed 2026.10.29.1, updated 2026-10-28; published 2026-05-21; advisory modified 2026-09-10.

twig/intl-extra: Unbounded formatter memoisation in keyed on template-controlled arguments

Package: twig/intl-extra Composer
Affected versions: <3.26.0 or >=2.12.0 and <3.0.0 or >=3.0.0 and <3.26.0
Fixed in: 3.26.0
Severity: low
Exploitation: not on CISA KEV · EPSS 1% (45.4th percentile)
Published: 2026-05-21
Source: osv.dev

References

CWE-770

NVD record twig/intl-extra advisories

Am I affected?

Find out in one command. phpwarden checks your composer.lock against this advisory and 20,000+ others, ranked by real-world exploitation (CISA KEV + EPSS). Free, offline, open data.

# one-time install
pip install phpwarden

# then
phpwarden deps composer.lock

Or keep it checked automatically: GitHub Action · pre-commit hook · GitLab CI · Laravel artisan command

Install docs How findings are ranked

Related advisories

CVE-2021-41800 medium MediaWiki allows a denial of service same weakness: CWE-770
CVE-2022-36104 medium TYPO3 CMS vulnerable to Denial of Service in Page Error Handling same weakness: CWE-770
CVE-2021-20185 medium Moodle Client side denial of service via personal message same weakness: CWE-770
CVE-2023-3566 medium Wallabag vulnerable to Allocation of Resources Without Limits or Throttling same weakness: CWE-770
CVE-2020-12697 medium Denial of service in direct_mail same weakness: CWE-770
CVE-2023-38492 medium Denial of service from unlimited password lengths same weakness: CWE-770