CVE-2026-77866

Server-Side Request Forgery SSRF vulnerability in Slab safeurl allows an attacker who controls a validated URL to reach internal network destinations the library is configured to block. Only IPv4 addresses are matched against the reserved ranges and the blocklist. Every other address is treated a...

CVE-2026-77972

Time-of-check Time-of-use TOCTOU Race Condition in Slab safeurl allows an attacker who controls a hostname's DNS responses to reach internal network destinations that validation rejected. Validation returns a verdict and not the address it approved, so the HTTP clients the library ships receive t...

CVE-2026-77866 SSRF protection bypass in safeurl via IPv6 addresses and unresolvable hosts

Server-Side Request Forgery SSRF vulnerability in Slab safeurl allows an attacker who controls a validated URL to reach internal network destinations the library is configured to block. Only IPv4 addresses are matched against the reserved ranges and the blocklist. Every other address is treated a...

CVE-2026-77866 SSRF protection bypass in safeurl via IPv6 addresses and unresolvable hosts

Server-Side Request Forgery SSRF vulnerability in Slab safeurl allows an attacker who controls a validated URL to reach internal network destinations the library is configured to block. Only IPv4 addresses are matched against the reserved ranges and the blocklist. Every other address is treated a...

CVE-2026-77866

Slab safeurl (an Elixir library, affected from version 0.1.0 onward) contains a Server-Side Request Forgery (SSRF) protection bypass that allows an attacker controlling a validated URL to reach internal network destinations the library is configured to block. The root cause is that only IPv4 addr...

CVE-2026-77866 SSRF protection bypass in safeurl via IPv6 addresses and unresolvable hosts

Server-Side Request Forgery SSRF vulnerability in Slab safeurl allows an attacker who controls a validated URL to reach internal network destinations the library is configured to block. Only IPv4 addresses are matched against the reserved ranges and the blocklist. Every other address is treated a...

EUVD-2026-78678

Server-Side Request Forgery SSRF vulnerability in Slab safeurl allows an attacker who controls a validated URL to reach internal network destinations the library is configured to block. Only IPv4 addresses are matched against the reserved ranges and the blocklist. Every other address is treated a...

EUVD-2026-78676

Time-of-check Time-of-use TOCTOU Race Condition in Slab safeurl allows an attacker who controls a hostname's DNS responses to reach internal network destinations that validation rejected. Validation returns a verdict and not the address it approved, so the HTTP clients the library ships receive t...

CVE-2026-77972 safeurl validated address is not bound to the request, allowing DNS rebinding

Time-of-check Time-of-use TOCTOU Race Condition in Slab safeurl allows an attacker who controls a hostname's DNS responses to reach internal network destinations that validation rejected. Validation returns a verdict and not the address it approved, so the HTTP clients the library ships receive t...

CVE-2026-77972 safeurl validated address is not bound to the request, allowing DNS rebinding

Time-of-check Time-of-use TOCTOU Race Condition in Slab safeurl allows an attacker who controls a hostname's DNS responses to reach internal network destinations that validation rejected. Validation returns a verdict and not the address it approved, so the HTTP clients the library ships receive t...

CVE-2026-77972

CVE-2026-77972 is a TOCTOU race condition in the Slab safeurl Elixir library (affected from 0.1.0 onward). The validation step returns a pass/fail verdict but does not bind the resolved address to the subsequent request, so the library's built-in HTTP clients re-resolve the hostname a second time...

CVE-2026-77972 safeurl validated address is not bound to the request, allowing DNS rebinding

Time-of-check Time-of-use TOCTOU Race Condition in Slab safeurl allows an attacker who controls a hostname's DNS responses to reach internal network destinations that validation rejected. Validation returns a verdict and not the address it approved, so the HTTP clients the library ships receive t...

CVE-2026-54452

safeurl is a server-side request forgery protection library. Prior to 0.2.4, the privateNetworks list in ip.go omits the IPv6 ranges 64:ff9b:1::/48, 5f00::/16, 3fff::/20, and 100:0:0:1::/64. When an application enables IPv6 with EnableIPv6true, an attacker-controlled destination in one of these...

CVE-2026-54452

safeurl (github.com/doyensec/safeurl), a Go SSRF protection library, has an incomplete IPv6 private network blocklist in ip.go prior to v0.2.4 . Four newly assigned CIDR ranges are omitted: 64:ff9b:1::/48 (NAT64, RFC 8215), 5f00::/16 (Segment Routing SIDs, RFC 9602), 3fff::/20 (documentation, RFC...

CVE-2026-54452 safeurl: Missing IPv6 CIDR Ranges in Blocklist

safeurl is a server-side request forgery protection library. Prior to 0.2.4, the privateNetworks list in ip.go omits the IPv6 ranges 64:ff9b:1::/48, 5f00::/16, 3fff::/20, and 100:0:0:1::/64. When an application enables IPv6 with EnableIPv6true, an attacker-controlled destination in one of these...

CVE-2026-54452 safeurl: Missing IPv6 CIDR Ranges in Blocklist

safeurl is a server-side request forgery protection library. Prior to 0.2.4, the privateNetworks list in ip.go omits the IPv6 ranges 64:ff9b:1::/48, 5f00::/16, 3fff::/20, and 100:0:0:1::/64. When an application enables IPv6 with EnableIPv6true, an attacker-controlled destination in one of these...

CVE-2026-54492

Koel (open-source music streaming) versions prior to 9.7.0 are vulnerable to an authenticated blind SSRF via the Subsonic-compatible createPodcastChannel.view route. The CreatePodcastChannelRequest.php validator omits the SafeUrl rule applied by the regular podcast API, allowing an authenticated ...

GO-2026-5997 safeurl is Missing IPv6 CIDR Ranges in Blocklist in github.com/doyensec/safeurl

safeurl is Missing IPv6 CIDR Ranges in Blocklist in github.com/doyensec/safeurl...

GHSA-W79M-F3JX-779V Koel: Authenticated Blind SSRF via Subsonic Podcast Channel Creation

Summary Koel v9.6.0 protects the regular podcast subscription API with SafeUrl, but the Subsonic-compatible createPodcastChannel.view route does not apply the same protection. An authenticated user can supply a private URL and cause Koel to fetch it server-side during podcast parsing. This was...

Koel: Authenticated Blind SSRF via Subsonic Podcast Channel Creation

Summary Koel v9.6.0 protects the regular podcast subscription API with SafeUrl, but the Subsonic-compatible createPodcastChannel.view route does not apply the same protection. An authenticated user can supply a private URL and cause Koel to fetch it server-side during podcast parsing. This was...