CVE-2023-26226: A use after free memory corruption issue exists in Yandex Browser for Desktop prior to version 24.4.0.682
Analyzed
Published 30-05-2025Last modified 30-05-2025
Vulnerability summary
CVE-2023-26226 is a critical (CVSS 9.8) Use After Free vulnerability in yandex browser. EPSS estimates a 0.37% chance of exploitation in the next 30 days, higher than 29.8% of scored vulnerabilities.
CVSS score
9.8/10
010
Critical · v3.1 (NVD)EPSS score
0.37%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedNot listed by any tracked catalog.
RansomwareNot flaggedNo ransomware use recorded.
Public exploits0No public exploits recorded
Timeline
- 30-05-2025PublishedVulnerability first disclosed.
- 30-05-2025Last modifiedVulnerability information updated.
Description
A use after free memory corruption issue exists in Yandex Browser for Desktop prior to version 24.4.0.682
CVSS metrics
3 scores · 2 sources · 2 versionsHigh 7.4Preferred score · CVE.org (CNA)
CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:P/VC:H/VI:L/VA:H/SC:H/SI:H/SA:HSourcesAll 2 agree
- NVDNIST7.4HighCVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:P/VC:H/VI:L/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Critical 9.8Preferred score · NVD (NIST)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HSourcesSingle source
EPSS trend
Probability
0.37%
Chance of exploitation in the next 30 days
Percentile
30%
Versus all other CVEs
30-day change
No change 0.00 pp
From 0.37% on 22-09-2026
22-09-202622-10-2026
Known exploited
Compare KEV catalogs
CISA KEVNot in the CISA KEV catalog.
ENISA CNWNot in the ENISA CNW catalog.
CIRCLNot in the CIRCL catalog.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Yandex2 products
- browser< 24.4.0.682
- yandex_browser< 24.4.0.682
1 vendor · 2 products
References
1 links- yandex.com/bugbounty/i/hall-of-fame-browser/Vendor Advisory