CWE-203— Observable Discrepancy (Information Exposure via Side Channel)
The product behaves differently or sends different responses under different circumstances in a way that is observable to an unauthorized actor.— MITRE CWE catalog
869 active CVEs classified under this weakness category. Sourced from NVD, GHSA, and vendor advisories. Full definition on MITRE →
CVEs classified under CWE-203page 18 of 18
- CVE-2024-21251LOWCVSS 3.1EG 3.12024-10-15
Vulnerability in the Java VM component of Oracle Database Server. Supported versions that are affected are 19.3-19.24, 21.3-21.15 and 23.4-23.5. Difficult to exploit vulnerability allows low privileged attacker having Create Session, Cre…
- CVE-2019-2818LOWCVSS 3.1EG 3.12019-07-23
Vulnerability in the Java SE component of Oracle Java SE (subcomponent: Security). Supported versions that are affected are Java SE: 11.0.3 and 12.0.1. Difficult to exploit vulnerability allows unauthenticated attacker with network access …
- CVE-2026-78949LOWCVSS 2.9EG 2.92026-08-25
Observable discrepancy in CustomTabs in Google Chrome on on Android prior to 152.0.7977.65 allowed a local attacker to obtain cross-origin data via a co-installed app. (Chromium security severity: Medium)
- CVE-2026-78936LOWCVSS 2.9EG 2.92026-08-25
Observable discrepancy in CustomTabs in Google Chrome on on Android prior to 152.0.7977.65 allowed a local attacker to obtain cross-origin data via a co-installed app. (Chromium security severity: Medium)
- CVE-2024-58262LOWCVSS 2.9EG 2.92025-07-27
The curve25519-dalek crate before 4.1.3 for Rust has a constant-time operation on elliptic curve scalars that is removed by LLVM.
- CVE-2025-65185LOWCVSS 2.8EG 2.82025-12-17
There is a username enumeration via local user login in Entrinsik Informer v5.10.1 which allows malicious users to enumerate users by entering an OTP code and new password then reviewing application responses.
- CVE-2026-58445LOWCVSS 2.7EG 2.72026-07-21
Cross-repository label-ID enumeration oracle via unscoped DeleteIssueLabel API
- CVE-2025-68164LOWCVSS 2.7EG 2.72025-12-16
In JetBrains TeamCity before 2025.11 port enumeration was possible via the Perforce connection test
- CVE-2026-47011LOWCVSS 2.6EG 2.62026-07-21
Vulnerability in the Siebel CRM Deployment product of Oracle Siebel CRM (component: Application Interface). Supported versions that are affected are 17.0-26.4. Difficult to exploit vulnerability allows low privileged attacker with network…
- CVE-2025-46570LOWCVSS 2.6EG 2.62025-05-29
vLLM is an inference and serving engine for large language models (LLMs). Prior to version 0.9.0, when a new prompt is processed, if the PageAttention mechanism finds a matching prefix chunk, the prefill process speeds up, which is reflect…
- CVE-2022-46724LOWCVSS 2.4EG 2.42023-08-14
This issue was addressed by restricting options offered on a locked device. This issue is fixed in iOS 16.4 and iPadOS 16.4. A person with physical access to an iOS device may be able to view the last image used in Magnifier from the lock …
- CVE-2019-14359LOWCVSS 2.4EG 2.42019-08-12
On BC Vault devices, a side channel for the row-based SSD1309 OLED display was found. The power consumption of each row-based display cycle depends on the number of illuminated pixels, allowing a partial recovery of display contents. For e…
- CVE-2019-14357LOWCVSS 2.4EG 2.42019-08-10
On Mooltipass Mini devices, a side channel for the row-based OLED display was found. The power consumption of each row-based display cycle depends on the number of illuminated pixels, allowing a partial recovery of display contents. For ex…
- CVE-2019-14355LOWCVSS 2.4EG 2.42019-08-10
On ShapeShift KeepKey devices, a side channel for the row-based OLED display was found. The power consumption of each row-based display cycle depends on the number of illuminated pixels, allowing a partial recovery of display contents. For…
- CVE-2019-14354LOWCVSS 2.4EG 2.42019-08-10
On Ledger Nano S and Nano X devices, a side channel for the row-based OLED display was found. The power consumption of each row-based display cycle depends on the number of illuminated pixels, allowing a partial recovery of display content…
- CVE-2020-29480LOWCVSS 2.3EG 2.32020-12-15
An issue was discovered in Xen through 4.14.x. Neither xenstore implementation does any permission checks when reporting a xenstore watch event. A guest administrator can watch the root xenstored node, which will cause notifications for ev…
- CVE-2001-1387LOWCVSS v2 2.1EG 2.12001-11-05
iptables-save in iptables before 1.2.4 records the "--reject-with icmp-host-prohibited" rule as "--reject-with tcp-reset," which causes iptables to generate different responses than specified by the administrator, possibly leading to an in…
- CVE-2025-13912LOWCVSS 1.0EG 1.02025-12-11
Multiple constant-time implementations in wolfSSL before version 5.8.4 may be transformed into non-constant-time binary by LLVM optimizations, which can potentially result in observable timing discrepancies and lead to information disclosu…
- CVE-2026-114199UnratedEG not assessed2026-11-01
`GET /api/v1/users/{username}/heatmap` computed the contribution heatmap with the repository access of the token owner and ignored the public-only restriction of the access token, unlike the activity feed endpoints. A holder of a user's pu…
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