01 Record
CVE-2026-55881
OpenReplay: Cross-tenant session replay disclosure via missing session ownership check in first-mob endpoint
HighPUBLISHEDCNA: GitHub_M
CNA base score7.1 CVSS v4.0CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
02 Description
OpenReplay: Cross-tenant session replay disclosure via missing session ownership check in first-mob endpoint
03 Exploitation and scoring
- Exploitation
- Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
- SSVC decision
- ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
- AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
- Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.
- EPSS probability
- 0.42% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 36.7% of scored records. A rank, not a probability.
- NVD base score
- 7.1 (CVSS v4.0), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/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
- NVD analysis status
- Deferred. NVD last modified this record on 2026-07-13.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2026-07-10 20:44Z3 MO AGO
- Last updated
- 2026-07-13 14:12Z3 MO AGO
- Reserved
- 2026-06-17
- Assigning CNA
- GitHub_M
- Record state
- PUBLISHED
- Severity
- High (CVSS 7.1)
- CNA CVSS vector
- CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
- Weaknesses
- CWE-639Authorization Bypass Through User-Controlled KeyBase
- Data version
- 5.2
- Document digest
- a7093e0e3551e88cb874d069a8868434024f10c54864f84ba54a283d5aec136c
05 Affected products
VendorProductVersionsPlatforms
06 References
- github.comhttps://github.com/openreplay/openreplay/security/advisories/GHSA-w2x5-m7w5-479h
- github.comhttps://github.com/openreplay/openreplay/pull/4692
- github.comhttps://github.com/openreplay/openreplay/commit/ddd09117f644a309c7b040cda0a11ff9433e9e49
- github.comhttps://github.com/openreplay/openreplay/releases/tag/v1.27.0