CVE-2021-21135
published 2021-02-09CVE-2021-21135: Inappropriate implementation in Performance API in Google Chrome prior to 88.0.4324.96 allowed a remote attacker to leak cross-origin data via a crafted HTML…
PriorityP342medium6.5CVSS 3.1
AVNACLPRNUIRSUCHINAN
EPSS
19.23%
97.0th percentile
Inappropriate implementation in Performance API in Google Chrome prior to 88.0.4324.96 allowed a remote attacker to leak cross-origin data via a crafted HTML page.
Affected
10 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| chromium | chromium | >= 0 < 88.0.4324.96-0.1 | 88.0.4324.96-0.1 |
| chromium | chromium | >= 0 < 88.0.4324.96-0.1 | 88.0.4324.96-0.1 |
| chromium | chromium | >= 0 < 88.0.4324.96-0.1 | 88.0.4324.96-0.1 |
| chromium | chromium | >= 0 < 88.0.4324.96-0.1 | 88.0.4324.96-0.1 |
| debian | chromium | < chromium 88.0.4324.96-0.1 (bookworm) | chromium 88.0.4324.96-0.1 (bookworm) |
| chrome | < 88.0.4324.96 | 88.0.4324.96 | |
| chrome | >= unspecified < 88.0.4324.96 | 88.0.4324.96 | |
| chrome_chrome | — | — | |
| microsoft | edge_chromium | < 88.0.705.50 | 88.0.705.50 |
| msrc | microsoft_edge | — | — |
CVSS provenance
nvdv3.16.5MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
nvdv2.04.3MEDIUMAV:N/AC:M/Au:N/C:P/I:N/A:N
osv6.5MEDIUM
vendor_debian6.5MEDIUM
vendor_msrc6.5MEDIUM
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Chrome
Stable Channel Update for Desktop: CVE-2021-21135
vendor_chrome·2021-01-19·CVSS 6.5
CVE-2021-21135 [MEDIUM] Stable Channel Update for Desktop: CVE-2021-21135
Stable Channel Update for Desktop
CVE-2021-21135: Inappropriate implementation in Performance API. Reported by ndevtk on 2020-12-11 [$2000][ 1038002 ] Low CVE-2021-21136: Insufficient policy enforcement in WebView
Reported by Shiv Sahni, Movnavinothan V and Imdad Mohammed on 2019-12-27 [$500][ 1093791 ] Low CVE-2021-21137: Inappropriate implementation in DevTools
Severity: medium
Microsoft
Chromium CVE-2021-21135: Inappropriate implementation in Performance API
vendor_msrc·2021-01-12·CVSS 6.5
CVE-2021-21135 [MEDIUM] Chromium CVE-2021-21135: Inappropriate implementation in Performance API
Chromium CVE-2021-21135: Inappropriate implementation in Performance API
Description: This CVE was assigned by Chrome. Microsoft Edge (Chromium-based) ingests Chromium, which addresses this vulnerability. Please see Google Chrome Releases for more information.
FAQ: Why is this Chrome CVE included in the Security Update Guide?
The vulnerability assigned to this CVE is in Chromium Open Source Software (OSS) which is consumed by Microsoft Edge (Chromium-based). It is being documented in the Security Update Guide to announce that the latest version of Microsoft Edge (Chromium-based) is no longer vulnerable.
How can I see the version of the browser?
In your Microsoft Edge browser, click on the 3 dots (...) on the very right-hand side of the window
Click on Help and Feedback
Click on About Mi
Debian
CVE-2021-21135: chromium - Inappropriate implementation in Performance API in Google Chrome prior to 88.0.4...
vendor_debian·2021·CVSS 6.5
CVE-2021-21135 [MEDIUM] CVE-2021-21135: chromium - Inappropriate implementation in Performance API in Google Chrome prior to 88.0.4...
Inappropriate implementation in Performance API in Google Chrome prior to 88.0.4324.96 allowed a remote attacker to leak cross-origin data via a crafted HTML page.
Scope: local
bookworm: resolved (fixed in 88.0.4324.96-0.1)
bullseye: resolved (fixed in 88.0.4324.96-0.1)
forky: resolved (fixed in 88.0.4324.96-0.1)
sid: resolved (fixed in 88.0.4324.96-0.1)
trixie: resolved (fixed in 88.0.4324.96-0.1)
GHSA
GHSA-53h4-8f3m-4f7g: Inappropriate implementation in Performance API in Google Chrome prior to 88
ghsa_unreviewed·2022-05-24
CVE-2021-21135 [MEDIUM] CWE-346 GHSA-53h4-8f3m-4f7g: Inappropriate implementation in Performance API in Google Chrome prior to 88
Inappropriate implementation in Performance API in Google Chrome prior to 88.0.4324.96 allowed a remote attacker to leak cross-origin data via a crafted HTML page.
OSV
CVE-2021-21135: Inappropriate implementation in Performance API in Google Chrome prior to 88
osv·2021-02-09·CVSS 6.5
CVE-2021-21135 [MEDIUM] CVE-2021-21135: Inappropriate implementation in Performance API in Google Chrome prior to 88
Inappropriate implementation in Performance API in Google Chrome prior to 88.0.4324.96 allowed a remote attacker to leak cross-origin data via a crafted HTML page.
No detection rules found.
No public exploits indexed.
No writeups or analysis indexed.
https://chromereleases.googleblog.com/2021/01/stable-channel-update-for-desktop_19.htmlhttps://crbug.com/1157818https://msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2021-21135https://chromereleases.googleblog.com/2021/01/stable-channel-update-for-desktop_19.htmlhttps://crbug.com/1157818https://msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2021-21135
2021-02-09
Published