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ExploitedIn CISA KEVFix available

CVE-2023-2033

Exploitation confirmed. First attested on 2023-04-17 by CISA-ADP, CISA KEV, GCVE · kevintel.

  • Published2023-04-14
  • WeaknessCWE-843

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

Type confusion in V8 in Google Chrome prior to 112.0.5615.121 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High)

Timeline

dates in UTC
  1. 2023-04-1419:15CVE publishedNVD
  2. 2023-04-17Added to the CISA KEV catalogCISA KEV
  3. 2023-04-17Listed as exploited by GCVEGCVE
  4. 2023-04-17Exploitation first reportedCISA KEV
  5. 2025-01-2816:29SSVC exploitation set to activeCISA-ADP

Observed activity

isMalicious corpus · updated 2026-11-03 21:37 UTC
Indicators tagged with this CVE, per day0 indicators over 7 days
Block these indicators
  • Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2023-2033?format=txt
  • CSV export: https://api.ismalicious.com/edl/cve/CVE-2023-2033?format=csv
  • TAXII collection of exploited CVEs
  • The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD
Fedoraproject fedora
BranchAffectedFixed in
36.x= 36no fix published
37.x= 37no fix published
38.x= 38no fix published
Couchbase couchbase server
BranchAffectedFixed in
7.1< 7.1.57.1.5
7.2= 7.2.0no fix published
Debian debian linux
BranchAffectedFixed in
11.0= 11.0no fix published

1 more product in the sources.

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Products declared by the CNA1 product

As Chrome, the CNA that assigned this CVE, declared them in the CVE record; versions as written.

  • Google Chrome
    Affected
    • ≥ 112.0.5615.121, < 112.0.5615.121fixed in 112.0.5615.121custom

Source: the CNA record (CVE Program), © The MITRE Corporation,CVE Terms of UseCVE recordupdated 2023-11-08

Distribution builds and vendor advisories

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Packages

  • chromiumSUSE:Package Hub 15 SP4all versions · fixed in 112.0.5615.121-bp154.2.79.1
  • chromiumopenSUSE:Tumbleweedall versions · fixed in 112.0.5615.121-1.1
  • chromiumopenSUSE:Tumbleweedall versions · fixed in 113.0.5672.92-1.1
  • chromiumopenSUSE:Leap 15.4all versions · fixed in 112.0.5615.121-bp154.2.79.1
  • chromiumDebian:14all versions · fixed in 112.0.5615.121-1
  • chromiumDebian:13all versions · fixed in 112.0.5615.121-1
  • chromiumDebian:12all versions · fixed in 112.0.5615.121-1
  • chromiumDebian:11all versions · fixed in 112.0.5615.121-1~deb11u1

11 more package ranges on OSV.dev

Vendor advisories

  • CVE-2023-2033 Red Hat Product Security

    chromium-browser: Type Confusion in V8

Full record on NVD

Fix

  1. CISA’s required action: Apply updates per vendor instructions.due 2023-05-08

Advisories and patches

Detection

read 2026-11-03 22:42 UTC
Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof-of-concept repositories
6 repositories, unverifiedinsoxin/CVE-2023-2033sandumjacob/CVE-2023-2033-Analysisgretchenfrage/CVE-2023-2033-analysismistymntncop/CVE-2023-2033tianstcht/CVE-2023-2033
PoC-in-GitHub
Metasploit modules
none listed
Metasploit Framework

CISA Known Exploited Vulnerability

Date Added
2023-04-17
Patch Due Date
2023-05-08
Ransomware Use
Unknown
Required Action
Apply updates per vendor instructions.

Sources

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Published
2023-04-14
Last Modified
2026-06-17
NVD status
Analyzed
GitHub Advisory
GHSA-5gxv-52gp-vmhp

Frequently asked questions

What is CVE-2023-2033?

Type confusion in V8 in Google Chrome prior to 112.0.5615.121 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High)

Is CVE-2023-2033 actively exploited?

Yes. CVE-2023-2033 is on the CISA Known Exploited Vulnerabilities (KEV) catalog, meaning it has been confirmed as actively exploited in the wild. CISA requires federal agencies to patch by 2023-05-08.

What is the CVSS score for CVE-2023-2033?

CVE-2023-2033 has a CVSS v3 base score of 8.8 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

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Sources for this record