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fix(security): mask Authorization header value in SPNEGO error messages #3078

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Merged
marevol merged 1 commit into from
Mar 15, 2026
Merged

fix(security): mask Authorization header value in SPNEGO error messages #3078

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11 changes: 10 additions & 1 deletion src/main/java/org/codelibs/fess/sso/spnego/SpnegoAuthenticator.java
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Original file line number Diff line number Diff line change
Expand Up @@ -188,7 +188,16 @@ public LoginCredential getLoginCredential() {
logger.debug("principal={}", principal);
}
} catch (final Exception e) {
final String msg = "Failed to process Authorization Header: " + request.getHeader(Constants.AUTHZ_HEADER);
final String authzHeader = request.getHeader(Constants.AUTHZ_HEADER);
final String maskedHeader;
if (authzHeader == null) {
maskedHeader = "null";
} else if (authzHeader.length() <= 10) {
maskedHeader = "***";
} else {
maskedHeader = authzHeader.substring(0, 10) + "***";
}
final String msg = "Failed to process Authorization Header: " + maskedHeader;
if (logger.isDebugEnabled()) {
logger.debug(msg);
}
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