craftcms/cms Security Advisories for 4.16.18 (15)
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[HIGH] Craft CMS has unauthenticated activation email trigger with potential user enumeration
PKSA-s2xd-twzp-9yz7 CVE-2026-29069 GHSA-234q-vvw3-mrfq
Affected version: >=4.0.0-RC1,<4.17.0-beta.2|>=5.0.0-RC1,<5.9.0-beta.2
Reported by:
GitHub -
[MEDIUM] Craft CMS has potential authenticated Remote Code Execution via Twig SSTI
PKSA-q22m-n7fg-cqgy CVE-2026-28784 GHSA-qc86-q28f-ggww
Affected version: >=4.0.0-RC1,<4.17.0-beta.1|>=5.0.0-RC1,<5.9.0-beta.1
Reported by:
GitHub -
[MEDIUM] Craft CMS has Permission Bypass and IDOR in Duplicate Entry Action
PKSA-c1gj-84dj-vvh3 CVE-2026-28782 GHSA-jxm3-pmm2-9gf6
Affected version: >=4.0.0-RC1,<4.17.0-beta.1|>=5.0.0-RC1,<5.9.0-beta.1
Reported by:
GitHub -
[MEDIUM] Craft CMS has Twig Function Blocklist Bypass
PKSA-x1f7-3vrt-jvfj CVE-2026-28783 GHSA-5fvc-7894-ghp4
Affected version: >=4.0.0-RC1,<4.17.0-beta.1|>=5.0.0-RC1,<5.9.0-beta.1
Reported by:
GitHub -
[MEDIUM] Craft CMS: Entries Authorship Spoofing via Mass Assignment
PKSA-zp4z-c8gp-zpww CVE-2026-28781 GHSA-2xfc-g69j-x2mp
Affected version: >=4.0.0-RC1,<4.17.0-beta.1|>=5.0.0-RC1,<5.9.0-beta.1
Reported by:
GitHub -
[CRITICAL] Craft CMS Vulnerable to Authenticated RCE via "craft.app.fs.write()" in Twig Templates
PKSA-jqb9-4xf5-mdn1 CVE-2026-28697 GHSA-v47q-jxvr-p68x
Affected version: >=4.0.0-RC1,<4.17.0-beta.1|>=5.0.0-RC1,<5.9.0-beta.1
Reported by:
GitHub -
[LOW] Craft CMS Vulnerable to Stored XSS in Settings Names and Field Options
PKSA-skz7-x8dk-h7t1 GHSA-4mgv-366x-qxvx
Affected version: >=4.0.0-RC1,<4.17.0-beta.1|>=5.0.0-RC1,<5.9.0-beta.1
Reported by:
GitHub -
[HIGH] Craft CMS has IDOR via GraphQL @parseRefs
PKSA-ts3n-khxn-xyvm CVE-2026-28696 GHSA-7x43-mpfg-r9wj
Affected version: >=5.0.0-RC1,<5.9.0-beta.1|>=4.0.0-RC1,<4.17.0-beta.1
Reported by:
GitHub -
[MEDIUM] Craft CMS Vulnerable to Authenticated RCE via Twig SSTI - create() function + Symfony Process gadget
PKSA-n7dz-mnbq-y23y CVE-2026-28695 GHSA-94rc-cqvm-m4pw
Affected version: >=4.0.0-RC1,<4.17.0-beta.1|>=5.8.7,<5.9.0-beta.1
Reported by:
GitHub -
[LOW] Craft CMS has Stored XSS in Table Field in its "Row Heading" Column Type
PKSA-cf9h-wtzj-5nwd GHSA-6j87-m5qx-9fqp
Affected version: >=5.0.0-RC1,<=5.8.22|>=4.5.0-beta.1,<=4.16.18
Reported by:
GitHub -
[MEDIUM] Craft CMS: Cloud Metadata SSRF Protection Bypass via IPv6 Resolution
PKSA-qgft-95tr-t5vt CVE-2026-27129 GHSA-v2gc-rm6g-wrw9
Affected version: >=3.5.0,<=4.16.18|>=5.0.0-RC1,<=5.8.22
Reported by:
GitHub -
[MEDIUM] Craft CMS Race condition in Token Service potentially allows for token usage greater than the token limit
PKSA-k33k-b5qw-yqgp CVE-2026-27128 GHSA-6fx5-5cw5-4897
Affected version: >=5.0.0-RC1,<=5.8.22|>=4.5.0-RC1,<=4.16.18
Reported by:
GitHub -
[HIGH] Craft CMS has Cloud Metadata SSRF Protection Bypass via DNS Rebinding
PKSA-ycmx-j7s8-wyxz CVE-2026-27127 GHSA-gp2f-7wcm-5fhx
Affected version: >=3.5.0,<=4.16.18|>=5.0.0-RC1,<=5.8.22
Reported by:
GitHub -
[MEDIUM] Craft CMS has Stored XSS in Table Field via "HTML" Column Type
PKSA-knkq-h2rk-yc48 CVE-2026-27126 GHSA-3jh3-prx3-w6wc
Affected version: >=5.0.0-RC1,<=5.8.22|>=4.5.0-RC1,<=4.16.18
Reported by:
GitHub -
[HIGH] Craft CMS: GraphQL Asset Mutation Privilege Escalation
PKSA-zjy6-pdtw-mck8 CVE-2026-25497 GHSA-fxp3-g6gw-4r4v
Affected version: >=4.0.0-RC1,<4.17.0-beta.1|>=5.0.0-RC1,<5.9.0-beta.1
Reported by:
GitHub