CVE-2026-54738 Lemmy: Rate limit bypass via X-Forwarded-For header spoofing in actix-web ConnectionInfo

Lemmy is a link aggregator and forum for the fediverse. Prior to 0.19.19 and 1.0.0-beta.1, actix-web ConnectionInfo::realipremoteaddr reads the first value of X-Forwarded-For as the client address used by rawipkey in crates/utils/src/ratelimit/mod.rs. Lemmy's bundled docker/nginx.conf uses...

CVE-2026-54738

Lemmy , a fediverse link aggregator and forum, is vulnerable to rate limit bypass via X-Forwarded-For header spoofing in versions prior to 0.19.19 and 1.0.0-beta.1 . The root cause is that actix-web's ConnectionInfo::realip_remote_addr reads the first value of X-Forwarded-For as the client addres...

CVE-2026-54738 Lemmy: Rate limit bypass via X-Forwarded-For header spoofing in actix-web ConnectionInfo

Lemmy is a link aggregator and forum for the fediverse. Prior to 0.19.19 and 1.0.0-beta.1, actix-web ConnectionInfo::realipremoteaddr reads the first value of X-Forwarded-For as the client address used by rawipkey in crates/utils/src/ratelimit/mod.rs. Lemmy's bundled docker/nginx.conf uses...

actix-web-lab has host header poisoning in redirect middleware can generate attacker-controlled absolute redirects

Summary actix-web-lab redirect middleware uses request-derived host information to construct absolute redirect URLs for example, https://hostnamepath. In deployments without strict host allowlisting, an attacker can supply a malicious Host header and poison the Location response header, causing...

GHSA-VHJ5-X93P-67JW actix-web-lab has host header poisoning in redirect middleware can generate attacker-controlled absolute redirects

Summary actix-web-lab redirect middleware uses request-derived host information to construct absolute redirect URLs for example, https://hostnamepath. In deployments without strict host allowlisting, an attacker can supply a malicious Host header and poison the Location response header, causing...

actix-web-lab has host header poisoning in redirect middleware can generate attacker-controlled absolute redirects

actix-web-lab redirect middleware uses request-derived host information to construct absolute redirect URLs for example, https://hostnamepath. In deployments without strict host allowlisting, an attacker can supply a malicious Host header and poison the Location response header, causing open...

EUVD-2022-0548

Malicious code in bioql PyPI...

EUVD-2022-0512

Malicious code in bioql PyPI...

EUVD-2022-0583

Malicious code in bioql PyPI...

MAL-2025-47609 Malicious code in actix-web (npm)

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Malicious code in actix-web (npm)

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Linux Distros Unpatched Vulnerability : CVE-2018-25025

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - An issue was discovered in the actix-web crate before 0.7.15 for Rust. It can unsoundly extend the lifetime of a string, leading to memory corruption...

Linux Distros Unpatched Vulnerability : CVE-2018-25026

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - An issue was discovered in the actix-web crate before 0.7.15 for Rust. It can add the Send marker trait to an object that cannot be sent between threads safely,...

Linux Distros Unpatched Vulnerability : CVE-2018-25024

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - An issue was discovered in the actix-web crate before 0.7.15 for Rust. It can unsoundly coerce an immutable reference into a mutable reference, leading to memor...

CVE-2018-25024

An issue was discovered in the actix-web crate before 0.7.15 for Rust. It can unsoundly coerce an immutable reference into a mutable reference, leading to memory corruption...

CVE-2018-25025

An issue was discovered in the actix-web crate before 0.7.15 for Rust. It can unsoundly extend the lifetime of a string, leading to memory corruption...

CVE-2018-25026

An issue was discovered in the actix-web crate before 0.7.15 for Rust. It can add the Send marker trait to an object that cannot be sent between threads safely, leading to memory corruption...

Out-of-bounds Write in actix-web

An issue was discovered in the actix-web crate before 0.7.19 for Rust. It can unsoundly coerce an immutable reference into a mutable reference, leading to memory corruption...

Out-of-bounds Write in actix-web

An issue was discovered in the actix-web crate before 0.7.15 for Rust. It can add the Send marker trait to an object that cannot be sent between threads safely, leading to memory corruption...

GHSA-7X36-H62W-VW65 Out-of-bounds Write in actix-web

An issue was discovered in the actix-web crate before 0.7.15 for Rust. It can add the Send marker trait to an object that cannot be sent between threads safely, leading to memory corruption...