GHSA-PWFV-328H-75X9 vulnerabilities

Vulnerabilities for packages: seaweedfs-rocksdb, listmonk, gitlab-workhorse-ce, seaweedfs-rocksdb-fips, hugo-extended, mailpit-fips, hugo-fips, rclone-fips, seaweedfs-fips, seaweedfs-operator-fips, mailpit, seaweedfs, mattermost-fips, hugo, seaweedfs-operator, mattermost, filebrowser, rclone...

GO-2026-5688 Mailpit: Incomplete SSRF protection in Link Check API via IPv6 transition mechanisms in github.com/axllent/mailpit

Mailpit: Incomplete SSRF protection in Link Check API via IPv6 transition mechanisms in github.com/axllent/mailpit...

GO-2026-5689 Mailpit: Concurrent map read & write in proxy CSS rewriter - remote unauth crash (fatal error: concurrent map read and map write) in github.com/axllent/mailpit

Mailpit: Concurrent map read & write in proxy CSS rewriter - remote unauth crash fatal error: concurrent map read and map write in github.com/axllent/mailpit...

GO-2026-5599 Mailpit: Path traversal & arbitrary file write in mailpit dump --http via attacker-controlled message IDs in github.com/axllent/mailpit

Mailpit: Path traversal & arbitrary file write in mailpit dump --http via attacker-controlled message IDs in github.com/axllent/mailpit...

GO-2026-5446 Mailpit has an incomplete fix for GHSA-6jxm: HTML check still permits SSRF to private/loopback/IMDS via missing IP-filter dialer in github.com/axllent/mailpit

Mailpit has an incomplete fix for GHSA-6jxm: HTML check still permits SSRF to private/loopback/IMDS via missing IP-filter dialer in github.com/axllent/mailpit...

GO-2026-5376 Mailpit: Unauthenticated remote memory-exhaustion DoS via unlimited SMTP DATA and /api/v1/send body sizes in github.com/axllent/mailpit

Mailpit: Unauthenticated remote memory-exhaustion DoS via unlimited SMTP DATA and /api/v1/send body sizes in github.com/axllent/mailpit...

FreeBSD : mail/mailpit -- Incomplete SSRF protection in Link Check API via uncovered IPv6 forms (44afeb08-6a18-11f1-9647-10ffe07f9334)

The version of FreeBSD installed on the remote host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the 44afeb08-6a18-11f1-9647-10ffe07f9334 advisory. Mailpit authorreports: The tools.IsInternalIP deny-list relies on Go's stdlib classification helpers...

mail/mailpit -- Incomplete SSRF protection in Link Check API via uncovered IPv6 forms

Mailpit authorreports: The tools.IsInternalIP deny-list relies on Go's stdlib classification helpers IsLoopback, IsPrivate, IsLinkLocalUnicast, IsLinkLocalMulticast, IsUnspecified, IsMulticast plus an inline CGNAT range, but those helpers do not match two classes of IPv6 address that should be...

FreeBSD : mail/mailpit -- memory-exhaustion DoS via unbounded JSON body (7ae38fde-5ab6-11f1-a242-10ffe07f9334)

The version of FreeBSD installed on the remote host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the 7ae38fde-5ab6-11f1-a242-10ffe07f9334 advisory. Mailpit author reports: Sibling-endpoint memory-exhaustion DoS via unbounded JSON body on...

GHSA-FPXJ-M5Q8-FPHW Mailpit: Unauthenticated remote memory-exhaustion DoS via unlimited SMTP DATA and /api/v1/send body sizes

Summary The Mailpit SMTP server has a Server.MaxSize int field that controls the maximum allowed DATA payload size, but the field is never assigned anywhere outside test code, leaving it at Go's zero value 0 ⇒ "no limit". The same applies to the HTTP /api/v1/send endpoint, whose request body is...

Mailpit: Unauthenticated remote memory-exhaustion DoS via unlimited SMTP DATA and /api/v1/send body sizes

Summary The Mailpit SMTP server has a Server.MaxSize int field that controls the maximum allowed DATA payload size, but the field is never assigned anywhere outside test code, leaving it at Go's zero value 0 ⇒ "no limit". The same applies to the HTTP /api/v1/send endpoint, whose request body is...

GHSA-W4VJ-R5PG-3722 Mailpit: Concurrent map read & write in proxy CSS rewriter - remote unauth crash (fatal error: concurrent map read and map write)

Summary The screenshot/print proxy /proxy?data=… maintains a package-level assets mapstringMessageAssets cache, but reads the map without holding assetsMutex while a long-running cleanup goroutine and re-entrant CSS-rewriting code path concurrently write to it under the lock. When the...

Mailpit: Concurrent map read & write in proxy CSS rewriter - remote unauth crash (fatal error: concurrent map read and map write)

Summary The screenshot/print proxy /proxy?data=… maintains a package-level assets mapstringMessageAssets cache, but reads the map without holding assetsMutex while a long-running cleanup goroutine and re-entrant CSS-rewriting code path concurrently write to it under the lock. When the...

GHSA-QX5X-85P8-VG4J Mailpit: Path traversal & arbitrary file write in mailpit dump --http via attacker-controlled message IDs

Summary The mailpit dump --http sub-command downloads every message from a remote Mailpit instance and writes each one as .eml inside the user-supplied output directory. The message ID field is taken verbatim from the JSON response of the remote server and concatenated into the output path with...

Mailpit: Path traversal & arbitrary file write in mailpit dump --http via attacker-controlled message IDs

Summary The mailpit dump --http sub-command downloads every message from a remote Mailpit instance and writes each one as .eml inside the user-supplied output directory. The message ID field is taken verbatim from the JSON response of the remote server and concatenated into the output path with...

GHSA-J3FJ-QPPJ-FMMC Mailpit has an incomplete fix for GHSA-6jxm: HTML check still permits SSRF to private/loopback/IMDS via missing IP-filter dialer

Summary The fix for GHSA-6jxm-fv7w-rw5j CVE-2026-23845, "Server-Side Request Forgery SSRF via HTML Check API", shipped in mailpit v1.28.3, hardened internal/htmlcheck/css.go::downloadCSSToBytes with a 5MB size cap, a text/css content-type check, login-info stripping in isValidURL, and an opt-in...

PT-2026-41965

Name of the Vulnerable Software and Affected Versions mailpit versions prior to v1.28.3 mailpit versions v1.28.3 and later Description An incomplete fix for a previous issue allows a Server-Side Request Forgery SSRF via the HTML Check API. While previous updates added size limits and content-type...

PT-2026-41966

Name of the Vulnerable Software and Affected Versions Mailpit affected versions not specified Description The dump --http sub-command allows an arbitrary file write via path traversal. When downloading messages from a remote server, the tool uses the message ID from the JSON response to construct...

PT-2026-41967

Name of the Vulnerable Software and Affected Versions Mailpit affected versions not specified Description A remote, unauthenticated attacker can cause a denial of service DoS by crashing the Mailpit process. The issue occurs because the screenshot/print proxy reads a package-level assets cache...

PT-2026-41968

Name of the Vulnerable Software and Affected Versions Mailpit versions prior to 1.30.0 Description Unauthenticated remote attackers can cause a denial of service DoS by sending arbitrarily large messages via the SMTP server or the HTTP API. The SMTP server fails to assign a value to the...