Bitcoin Core discloses Tor trust flaw affecting thousands of nodes
A Bitcoin Core security advisory says Tor connections could receive elevated permissions, weakening spam and privacy protections on affected nodes.
A Bitcoin Core security advisory says Tor connections could receive elevated permissions, weakening spam and privacy protections on affected nodes. Bitcoin (BTC) is trading at $68,230.00, down 0.9% since this brief published. This is an original TLT brief synthesising 2 outlets (Crypto.news, CryptoPotato), plus live market data, as of Sat, 14 Nov 2026 00:00:05 UTC.
The flaw could let peers arriving over Tor obtain privileges normally reserved for trusted connections, expanding the exposure of thousands of nodes to abuse or information leakage.
- Bitcoin Core identified the Tor issue as CVE-2025-62860.
- Incoming Tor connections reportedly received trusted permissions on thousands of nodes.
- A separate mining-node bug could produce invalid block templates.
- Bitcoin trades at $68,849, down 3.68% over 24 hours.
Crypto.news and CryptoPotato both place their respective reports within recent Bitcoin Core vulnerability disclosures, but their summaries do not corroborate one identical flaw. Crypto.news specifically identifies CVE-2025-62860 and says incoming Tor connections gained trusted permissions on thousands of nodes, while CryptoPotato describes a separate issue involving unavailable transaction outputs and failed mining block-template validity checks. No figure or technical detail provided by either outlet contradicts the other because they address different weaknesses.
- Bitcoin Trades Near $73K as Core Discloses Three Already-Patched Bugs
- Bitcoin Core discloses Tor trust flaw affecting thousands of nodes — this brief
Bitcoin Core disclosed a security issue in which incoming connections made through Tor could receive permissions normally associated with trusted peers. According to Crypto.news, the November 10 advisory identifies the vulnerability as CVE-2025-62860 and says the affected behavior extended to thousands of nodes. The disclosed impact included weaker protection against spam and possible privacy leaks.
The practical concern is the trust boundary applied to anonymous network access. By treating some incoming Tor connections as trusted, affected software configurations could permit activity that the node's ordinary peer restrictions were designed to limit. The published summary does not provide a precise count of exposed nodes, affected Bitcoin Core versions, or exploitation figures.
CryptoPotato’s coverage describes a different Bitcoin Core bug rather than corroborating the Tor vulnerability directly. Its report concerns a miner’s node retaining transactions that spend unavailable outputs, which can cause the block template it constructs to fail the validity check. The two summaries therefore concern separate failure modes: one involving permissions granted to Tor peers and another involving transaction selection during mining.
Live network data from mempool.space put Bitcoin’s hashrate at 930 EH/s and mining difficulty at 148.4T. These figures describe the network environment in which Bitcoin Core software operates, although the supplied reports do not quantify how either disclosed issue affected mining activity or the broader hashrate.
Market conditions were weak during the reported period. Bitcoin was priced at $68,849, down 3.68% over 24 hours and 8.93% over seven days, while its market capitalization stood at $1.38T. The total crypto market was broadly lower at a $2.39T capitalization, and the Fear & Greed index registered 20, labeled Extreme Fear. The disclosures place software risk and operator attention alongside a sharply weaker market backdrop, without establishing any causal link between the vulnerabilities and price performance.
Since this brief published about 8 hours ago, Bitcoin (BTC) has moved from $68,849.00 to $68,230.00 — -0.90%.
The chart plots BTC's price: grey is the move before this brief published, the vertical dashed line marks the moment it published, the horizontal dashed line is the price then, and the coloured area is the move since — from TLT's market data (daily resolution). It shows what happened after the news, not that the news caused it; many factors move prices. Not financial advice.
Will Bitcoin dip to $65,000 in November?
Crowd-implied probability on Polymarket, $76.80K 24h volume, resolves Dec 1 — snapshotted when this brief published (Nov 13 19:05 UTC). A market price reflects what traders collectively expect; it is not a forecast by TLT and will have moved since. View the market ↗
At today's peer-to-peer rate, 1 BTC ≈ ₦96.12M (about $68,230.00), down 4.4% over 24 hours. The naira itself trades about 4.3% above the official rate on the P2P market, so a Nigerian buyer's effective cost differs from the headline dollar price.
Live market data
Current prices for the asset in this story — live, source-stamped, updated every 15 minutes.
Figures and sectors in this story, checked live against on-chain aggregators · November 13, 2026.
TLT reads these figures directly from on-chain aggregators (DeFiLlama, mempool.space) at build time — independent of what any outlet reported. Sector totals aggregate every protocol DeFiLlama tracks in that category. Values are live and will change.
Bitcoin Core discloses Tor trust flaw affecting thousands of — questions & answers
What is Bitcoin Core vulnerability CVE-2025-62860?
Crypto.news reports that it concerns incoming Tor connections receiving trusted permissions, weakening some spam and privacy protections on thousands of nodes.
Could the Tor flaw invalidate mined blocks?
The supplied coverage does not say that. CryptoPotato separately describes a mining-node bug where transactions spending unavailable outputs can cause a block template to fail its validity check.
How was Bitcoin performing when the disclosures were reported?
Bitcoin traded at $68,849, down 3.68% over 24 hours and 8.93% over seven days, while the Fear & Greed index stood at 20.
How much is 1 Bitcoin worth in naira today?
About ₦96.12M at the live peer-to-peer (P2P) USDT rate, which is what Nigerians typically trade at — equivalent to roughly $68,230.00. The naira price moves with both BTC's US-dollar price and the USDT/NGN rate; use our Bitcoin in naira page for any amount.
Has Bitcoin's price moved since this brief was published?
BTC is down 0.90% since this brief first published — trading at $68,230.00 now versus $68,849.00 at publication. TLT re-checks this figure against CoinGecko and Binance every 15 minutes.
Which outlets reported this story?
This is an original TLT brief that synthesises reporting from Crypto.news, CryptoPotato, with the key figures cross-checked for agreement across them. It is not a copy of any one article — follow the source links above for the original reporting.
Original summary — not financial advice. This is an original TLT brief that summarises a development reported elsewhere and adds live market data for context; it is not the original article and reproduces no part of it. Follow the source link above for full details. Crypto is volatile and high-risk — always do your own research.