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Add anchors when matching meta issuer regexp (GHSA-59jp-pj84-45mr)#2263

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Hayden-IO merged 1 commit into
mainfrom
bugfix
Jan 12, 2026
Merged

Add anchors when matching meta issuer regexp (GHSA-59jp-pj84-45mr)#2263
Hayden-IO merged 1 commit into
mainfrom
bugfix

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Without these anchors, URLs where the issuer is not the host could be matched. This can result in server side request forgery, where the OIDC library will query the well-known or JWKS URIs.

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Release Note

Documentation

Without these anchors, URLs where the issuer is not the host could be
matched. This can result in server side request forgery, where the OIDC
library will query the well-known or JWKS URIs.

Signed-off-by: Hayden <8418760+haydentherapper@users.noreply.github.com>
Co-authored-by: Hayden <8418760+haydentherapper@users.noreply.github.com>
@Hayden-IO Hayden-IO requested a review from a team as a code owner January 12, 2026 17:41
@Hayden-IO Hayden-IO merged commit eaae2f2 into main Jan 12, 2026
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@Hayden-IO Hayden-IO deleted the bugfix branch January 12, 2026 18:09
fghanmi pushed a commit to securesign/fulcio that referenced this pull request Jan 19, 2026
…igstore#2263)

Without these anchors, URLs where the issuer is not the host could be
matched. This can result in server side request forgery, where the OIDC
library will query the well-known or JWKS URIs.

Signed-off-by: Hayden <8418760+haydentherapper@users.noreply.github.com>
fghanmi pushed a commit to securesign/fulcio that referenced this pull request Jan 20, 2026
…igstore#2263)

Without these anchors, URLs where the issuer is not the host could be
matched. This can result in server side request forgery, where the OIDC
library will query the well-known or JWKS URIs.

Signed-off-by: Hayden <8418760+haydentherapper@users.noreply.github.com>
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2 participants