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Oauthlib: Timing Attack Vulnerability in PKCE code_verifier Comparison (CWE-208)

🗓️ 29 Sep 2026 17:56:31Reported by GitHub Advisory DatabaseType 
github
 github
🔗 github.com👁 11 Views

Timing attack in oauthlib PKCE code_verifier comparison via code_challenge_method_plain.

Related
Detection
Refs
ReporterTitlePublishedViews
Family
cgr
Chainguard
CVE-2026-49265 vulnerabilities
30 Sep 202620:54
–cgr
circl
Circl
CVE-2026-49265
28 Sep 202609:17
–circl
cve
CVE
CVE-2026-49265
28 Sep 202609:17
–cve
osv
OSV
CGA-2FX9-2VH4-XQVF
30 Sep 202612:28
–osv
osv
OSV
CGA-2M49-498R-RMQG
30 Sep 202613:13
–osv
osv
OSV
CGA-2R82-RCH9-FJQ2
30 Sep 202613:39
–osv
osv
OSV
CGA-2RWX-6W9W-P4R3
30 Sep 202613:20
–osv
osv
OSV
CGA-2W44-GCC9-G7QP
30 Sep 202613:03
–osv
osv
OSV
CGA-2WWQ-C976-JQR3
30 Sep 202614:07
–osv
osv
OSV
CGA-2X3C-6XJ9-8Q67
30 Sep 202612:04
–osv
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Vulners
Node
oauthlib_projectoauthlibRange3.0.0–4.0.0pip

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29 Sep 2026 17:56Current
5.9Medium risk
Vulners AI Score5.9
11